Home / 76,423.77-114,642.95-29,680.29

Finding the Fourth Proportional to 76,423.77, 114,642.95 and 29,680.29

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Solution

The fourth proportional to 76,423.77, 114,642.95 and 29,680.29 is: 44,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,423.77 : 114,642.95 = 29,680.29 : x
  2. Step 2: Convert to fraction form
    76,423.77/114,642.95 = 29,680.29/x
  3. Step 3: Cross multiply
    76,423.77x = 114,642.95 × 29,680.29
  4. Step 4: Simplify right side
    76,423.77x = 3,402,635,854.05
  5. Step 5: Solve for x
    x = 3,402,635,854.05/76,423.77
  6. Step 6: Final answer
    x = 44,523.27

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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.