Home / 76,587.12-114,880.76-24,000.72

Finding the Fourth Proportional to 76,587.12, 114,880.76 and 24,000.72

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Solution

The fourth proportional to 76,587.12, 114,880.76 and 24,000.72 is: 36,001.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,587.12 : 114,880.76 = 24,000.72 : x
  2. Step 2: Convert to fraction form
    76,587.12/114,880.76 = 24,000.72/x
  3. Step 3: Cross multiply
    76,587.12x = 114,880.76 × 24,000.72
  4. Step 4: Simplify right side
    76,587.12x = 2,757,220,954.15
  5. Step 5: Solve for x
    x = 2,757,220,954.15/76,587.12
  6. Step 6: Final answer
    x = 36,001.11

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1.5x scale

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.