Home / 71,125.04-98,152.24-39,293.96

Finding the Fourth Proportional to 71,125.04, 98,152.24 and 39,293.96

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Solution

The fourth proportional to 71,125.04, 98,152.24 and 39,293.96 is: 54,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,125.04 : 98,152.24 = 39,293.96 : x
  2. Step 2: Convert to fraction form
    71,125.04/98,152.24 = 39,293.96/x
  3. Step 3: Cross multiply
    71,125.04x = 98,152.24 × 39,293.96
  4. Step 4: Simplify right side
    71,125.04x = 3,856,790,192.47
  5. Step 5: Solve for x
    x = 3,856,790,192.47/71,125.04
  6. Step 6: Final answer
    x = 54,225.49

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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.