Home / 63,482.42-87,577.55-40,817.21

Finding the Fourth Proportional to 63,482.42, 87,577.55 and 40,817.21

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Solution

The fourth proportional to 63,482.42, 87,577.55 and 40,817.21 is: 56,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,482.42 : 87,577.55 = 40,817.21 : x
  2. Step 2: Convert to fraction form
    63,482.42/87,577.55 = 40,817.21/x
  3. Step 3: Cross multiply
    63,482.42x = 87,577.55 × 40,817.21
  4. Step 4: Simplify right side
    63,482.42x = 3,574,670,607.66
  5. Step 5: Solve for x
    x = 3,574,670,607.66/63,482.42
  6. Step 6: Final answer
    x = 56,309.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.