Home / 93,477.42-129,000.11-53,191.40

Finding the Fourth Proportional to 93,477.42, 129,000.11 and 53,191.40

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Solution

The fourth proportional to 93,477.42, 129,000.11 and 53,191.40 is: 73,404.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,477.42 : 129,000.11 = 53,191.40 : x
  2. Step 2: Convert to fraction form
    93,477.42/129,000.11 = 53,191.40/x
  3. Step 3: Cross multiply
    93,477.42x = 129,000.11 × 53,191.40
  4. Step 4: Simplify right side
    93,477.42x = 6,861,695,540.10
  5. Step 5: Solve for x
    x = 6,861,695,540.10/93,477.42
  6. Step 6: Final answer
    x = 73,404.85

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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.