Home / 102,411.18-153,637.68-58,057.74

Finding the Fourth Proportional to 102,411.18, 153,637.68 and 58,057.74

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Solution

The fourth proportional to 102,411.18, 153,637.68 and 58,057.74 is: 87,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,411.18 : 153,637.68 = 58,057.74 : x
  2. Step 2: Convert to fraction form
    102,411.18/153,637.68 = 58,057.74/x
  3. Step 3: Cross multiply
    102,411.18x = 153,637.68 × 58,057.74
  4. Step 4: Simplify right side
    102,411.18x = 8,919,856,479.64
  5. Step 5: Solve for x
    x = 8,919,856,479.64/102,411.18
  6. Step 6: Final answer
    x = 87,098.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.