Home / 99,664.83-149,498.01-36,486.95

Finding the Fourth Proportional to 99,664.83, 149,498.01 and 36,486.95

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Solution

The fourth proportional to 99,664.83, 149,498.01 and 36,486.95 is: 54,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664.83 : 149,498.01 = 36,486.95 : x
  2. Step 2: Convert to fraction form
    99,664.83/149,498.01 = 36,486.95/x
  3. Step 3: Cross multiply
    99,664.83x = 149,498.01 × 36,486.95
  4. Step 4: Simplify right side
    99,664.83x = 5,454,725,668.48
  5. Step 5: Solve for x
    x = 5,454,725,668.48/99,664.83
  6. Step 6: Final answer
    x = 54,730.70

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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.