Home / 97,411.10-146,116.65-38,248.70

Finding the Fourth Proportional to 97,411.10, 146,116.65 and 38,248.70

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Solution

The fourth proportional to 97,411.10, 146,116.65 and 38,248.70 is: 57,373.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,411.10 : 146,116.65 = 38,248.70 : x
  2. Step 2: Convert to fraction form
    97,411.10/146,116.65 = 38,248.70/x
  3. Step 3: Cross multiply
    97,411.10x = 146,116.65 × 38,248.70
  4. Step 4: Simplify right side
    97,411.10x = 5,588,771,910.86
  5. Step 5: Solve for x
    x = 5,588,771,910.86/97,411.10
  6. Step 6: Final answer
    x = 57,373.05

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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.