Home / 159,957.24-220,741.14-88,337.55

Finding the Fourth Proportional to 159,957.24, 220,741.14 and 88,337.55

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Solution

The fourth proportional to 159,957.24, 220,741.14 and 88,337.55 is: 121,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,957.24 : 220,741.14 = 88,337.55 : x
  2. Step 2: Convert to fraction form
    159,957.24/220,741.14 = 88,337.55/x
  3. Step 3: Cross multiply
    159,957.24x = 220,741.14 × 88,337.55
  4. Step 4: Simplify right side
    159,957.24x = 19,499,731,491.81
  5. Step 5: Solve for x
    x = 19,499,731,491.81/159,957.24
  6. Step 6: Final answer
    x = 121,905.90

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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.