Home / 93,576.38-129,098.72-57,704.12

Finding the Fourth Proportional to 93,576.38, 129,098.72 and 57,704.12

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Solution

The fourth proportional to 93,576.38, 129,098.72 and 57,704.12 is: 79,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,576.38 : 129,098.72 = 57,704.12 : x
  2. Step 2: Convert to fraction form
    93,576.38/129,098.72 = 57,704.12/x
  3. Step 3: Cross multiply
    93,576.38x = 129,098.72 × 57,704.12
  4. Step 4: Simplify right side
    93,576.38x = 7,449,528,030.73
  5. Step 5: Solve for x
    x = 7,449,528,030.73/93,576.38
  6. Step 6: Final answer
    x = 79,609.06

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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.