Home / 40,561.02-56,260.58-39,482.10

Finding the Fourth Proportional to 40,561.02, 56,260.58 and 39,482.10

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Solution

The fourth proportional to 40,561.02, 56,260.58 and 39,482.10 is: 54,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.02 : 56,260.58 = 39,482.10 : x
  2. Step 2: Convert to fraction form
    40,561.02/56,260.58 = 39,482.10/x
  3. Step 3: Cross multiply
    40,561.02x = 56,260.58 × 39,482.10
  4. Step 4: Simplify right side
    40,561.02x = 2,221,285,648.21
  5. Step 5: Solve for x
    x = 2,221,285,648.21/40,561.02
  6. Step 6: Final answer
    x = 54,764.05

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Double scale
Find fourth proportional to 40,562.02, 56,261.96 and 39,483.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.