Home / 97,176.90-145,436.10-59,760.66

Finding the Fourth Proportional to 97,176.90, 145,436.10 and 59,760.66

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Solution

The fourth proportional to 97,176.90, 145,436.10 and 59,760.66 is: 89,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,176.90 : 145,436.10 = 59,760.66 : x
  2. Step 2: Convert to fraction form
    97,176.90/145,436.10 = 59,760.66/x
  3. Step 3: Cross multiply
    97,176.90x = 145,436.10 × 59,760.66
  4. Step 4: Simplify right side
    97,176.90x = 8,691,357,323.83
  5. Step 5: Solve for x
    x = 8,691,357,323.83/97,176.90
  6. Step 6: Final answer
    x = 89,438.51

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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.