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Finding the Fourth Proportional to 173,902.91, 240,001.20 and 97,420.77

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Solution

The fourth proportional to 173,902.91, 240,001.20 and 97,420.77 is: 134,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,902.91 : 240,001.20 = 97,420.77 : x
  2. Step 2: Convert to fraction form
    173,902.91/240,001.20 = 97,420.77/x
  3. Step 3: Cross multiply
    173,902.91x = 240,001.20 × 97,420.77
  4. Step 4: Simplify right side
    173,902.91x = 23,381,101,704.92
  5. Step 5: Solve for x
    x = 23,381,101,704.92/173,902.91
  6. Step 6: Final answer
    x = 134,449.17

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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.