Home / 90,864.12-136,296.15-24,302.52

Finding the Fourth Proportional to 90,864.12, 136,296.15 and 24,302.52

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Solution

The fourth proportional to 90,864.12, 136,296.15 and 24,302.52 is: 36,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,864.12 : 136,296.15 = 24,302.52 : x
  2. Step 2: Convert to fraction form
    90,864.12/136,296.15 = 24,302.52/x
  3. Step 3: Cross multiply
    90,864.12x = 136,296.15 × 24,302.52
  4. Step 4: Simplify right side
    90,864.12x = 3,312,339,911.30
  5. Step 5: Solve for x
    x = 3,312,339,911.30/90,864.12
  6. Step 6: Final answer
    x = 36,453.77

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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.