Home / 99,948.60-149,948.84-29,827.91

Finding the Fourth Proportional to 99,948.60, 149,948.84 and 29,827.91

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Solution

The fourth proportional to 99,948.60, 149,948.84 and 29,827.91 is: 44,749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,948.60 : 149,948.84 = 29,827.91 : x
  2. Step 2: Convert to fraction form
    99,948.60/149,948.84 = 29,827.91/x
  3. Step 3: Cross multiply
    99,948.60x = 149,948.84 × 29,827.91
  4. Step 4: Simplify right side
    99,948.60x = 4,472,660,953.57
  5. Step 5: Solve for x
    x = 4,472,660,953.57/99,948.60
  6. Step 6: Final answer
    x = 44,749.61

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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.