Home / 71,566.09-98,759.33-39,734.17

Finding the Fourth Proportional to 71,566.09, 98,759.33 and 39,734.17

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Solution

The fourth proportional to 71,566.09, 98,759.33 and 39,734.17 is: 54,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,566.09 : 98,759.33 = 39,734.17 : x
  2. Step 2: Convert to fraction form
    71,566.09/98,759.33 = 39,734.17/x
  3. Step 3: Cross multiply
    71,566.09x = 98,759.33 × 39,734.17
  4. Step 4: Simplify right side
    71,566.09x = 3,924,119,808.64
  5. Step 5: Solve for x
    x = 3,924,119,808.64/71,566.09
  6. Step 6: Final answer
    x = 54,832.11

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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.