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Finding the Fourth Proportional to 93,598.68, 129,091.86 and 70,704.90

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Solution

The fourth proportional to 93,598.68, 129,091.86 and 70,704.90 is: 97,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,598.68 : 129,091.86 = 70,704.90 : x
  2. Step 2: Convert to fraction form
    93,598.68/129,091.86 = 70,704.90/x
  3. Step 3: Cross multiply
    93,598.68x = 129,091.86 × 70,704.90
  4. Step 4: Simplify right side
    93,598.68x = 9,127,427,052.11
  5. Step 5: Solve for x
    x = 9,127,427,052.11/93,598.68
  6. Step 6: Final answer
    x = 97,516.62

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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.