Home / 142,873.52-214,295.15-58,642.56

Finding the Fourth Proportional to 142,873.52, 214,295.15 and 58,642.56

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Solution

The fourth proportional to 142,873.52, 214,295.15 and 58,642.56 is: 87,957.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,873.52 : 214,295.15 = 58,642.56 : x
  2. Step 2: Convert to fraction form
    142,873.52/214,295.15 = 58,642.56/x
  3. Step 3: Cross multiply
    142,873.52x = 214,295.15 × 58,642.56
  4. Step 4: Simplify right side
    142,873.52x = 12,566,816,338.19
  5. Step 5: Solve for x
    x = 12,566,816,338.19/142,873.52
  6. Step 6: Final answer
    x = 87,957.63

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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.