Home / 96,402.50-144,624.82-28,931.66

Finding the Fourth Proportional to 96,402.50, 144,624.82 and 28,931.66

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Solution

The fourth proportional to 96,402.50, 144,624.82 and 28,931.66 is: 43,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,402.50 : 144,624.82 = 28,931.66 : x
  2. Step 2: Convert to fraction form
    96,402.50/144,624.82 = 28,931.66/x
  3. Step 3: Cross multiply
    96,402.50x = 144,624.82 × 28,931.66
  4. Step 4: Simplify right side
    96,402.50x = 4,184,236,119.80
  5. Step 5: Solve for x
    x = 4,184,236,119.80/96,402.50
  6. Step 6: Final answer
    x = 43,403.81

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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.