Home / 90,700.59-136,051.15-27,521.23

Finding the Fourth Proportional to 90,700.59, 136,051.15 and 27,521.23

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Solution

The fourth proportional to 90,700.59, 136,051.15 and 27,521.23 is: 41,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,700.59 : 136,051.15 = 27,521.23 : x
  2. Step 2: Convert to fraction form
    90,700.59/136,051.15 = 27,521.23/x
  3. Step 3: Cross multiply
    90,700.59x = 136,051.15 × 27,521.23
  4. Step 4: Simplify right side
    90,700.59x = 3,744,294,990.91
  5. Step 5: Solve for x
    x = 3,744,294,990.91/90,700.59
  6. Step 6: Final answer
    x = 41,281.93

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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.