Home / 56,645.79-78,173.20-32,451.08

Finding the Fourth Proportional to 56,645.79, 78,173.20 and 32,451.08

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Solution

The fourth proportional to 56,645.79, 78,173.20 and 32,451.08 is: 44,783.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,645.79 : 78,173.20 = 32,451.08 : x
  2. Step 2: Convert to fraction form
    56,645.79/78,173.20 = 32,451.08/x
  3. Step 3: Cross multiply
    56,645.79x = 78,173.20 × 32,451.08
  4. Step 4: Simplify right side
    56,645.79x = 2,536,804,767.06
  5. Step 5: Solve for x
    x = 2,536,804,767.06/56,645.79
  6. Step 6: Final answer
    x = 44,783.64

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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.