Home / 42,113.74-58,114.46-22,989.70

Finding the Fourth Proportional to 42,113.74, 58,114.46 and 22,989.70

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Solution

The fourth proportional to 42,113.74, 58,114.46 and 22,989.70 is: 31,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,113.74 : 58,114.46 = 22,989.70 : x
  2. Step 2: Convert to fraction form
    42,113.74/58,114.46 = 22,989.70/x
  3. Step 3: Cross multiply
    42,113.74x = 58,114.46 × 22,989.70
  4. Step 4: Simplify right side
    42,113.74x = 1,336,034,001.06
  5. Step 5: Solve for x
    x = 1,336,034,001.06/42,113.74
  6. Step 6: Final answer
    x = 31,724.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.