Home / 36,225.05-54,337.95-9,929.79

Finding the Fourth Proportional to 36,225.05, 54,337.95 and 9,929.79

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Solution

The fourth proportional to 36,225.05, 54,337.95 and 9,929.79 is: 14,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,225.05 : 54,337.95 = 9,929.79 : x
  2. Step 2: Convert to fraction form
    36,225.05/54,337.95 = 9,929.79/x
  3. Step 3: Cross multiply
    36,225.05x = 54,337.95 × 9,929.79
  4. Step 4: Simplify right side
    36,225.05x = 539,564,382.88
  5. Step 5: Solve for x
    x = 539,564,382.88/36,225.05
  6. Step 6: Final answer
    x = 14,894.79

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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.