Home / 93,586.16-129,148.80-52,747.04

Finding the Fourth Proportional to 93,586.16, 129,148.80 and 52,747.04

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Solution

The fourth proportional to 93,586.16, 129,148.80 and 52,747.04 is: 72,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,586.16 : 129,148.80 = 52,747.04 : x
  2. Step 2: Convert to fraction form
    93,586.16/129,148.80 = 52,747.04/x
  3. Step 3: Cross multiply
    93,586.16x = 129,148.80 × 52,747.04
  4. Step 4: Simplify right side
    93,586.16x = 6,812,216,919.55
  5. Step 5: Solve for x
    x = 6,812,216,919.55/93,586.16
  6. Step 6: Final answer
    x = 72,790.86

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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.