Home / 145,524.90-217,937.16-98,635.62

Finding the Fourth Proportional to 145,524.90, 217,937.16 and 98,635.62

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Solution

The fourth proportional to 145,524.90, 217,937.16 and 98,635.62 is: 147,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,524.90 : 217,937.16 = 98,635.62 : x
  2. Step 2: Convert to fraction form
    145,524.90/217,937.16 = 98,635.62/x
  3. Step 3: Cross multiply
    145,524.90x = 217,937.16 × 98,635.62
  4. Step 4: Simplify right side
    145,524.90x = 21,496,366,897.64
  5. Step 5: Solve for x
    x = 21,496,366,897.64/145,524.90
  6. Step 6: Final answer
    x = 147,716.07

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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.