Home / 69,930.23-96,502.81-38,099.15

Finding the Fourth Proportional to 69,930.23, 96,502.81 and 38,099.15

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Solution

The fourth proportional to 69,930.23, 96,502.81 and 38,099.15 is: 52,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,930.23 : 96,502.81 = 38,099.15 : x
  2. Step 2: Convert to fraction form
    69,930.23/96,502.81 = 38,099.15/x
  3. Step 3: Cross multiply
    69,930.23x = 96,502.81 × 38,099.15
  4. Step 4: Simplify right side
    69,930.23x = 3,676,674,889.17
  5. Step 5: Solve for x
    x = 3,676,674,889.17/69,930.23
  6. Step 6: Final answer
    x = 52,576.33

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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.