Home / 140,568.81-193,867.18-89,583.76

Finding the Fourth Proportional to 140,568.81, 193,867.18 and 89,583.76

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Solution

The fourth proportional to 140,568.81, 193,867.18 and 89,583.76 is: 123,550.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,568.81 : 193,867.18 = 89,583.76 : x
  2. Step 2: Convert to fraction form
    140,568.81/193,867.18 = 89,583.76/x
  3. Step 3: Cross multiply
    140,568.81x = 193,867.18 × 89,583.76
  4. Step 4: Simplify right side
    140,568.81x = 17,367,350,925.00
  5. Step 5: Solve for x
    x = 17,367,350,925.00/140,568.81
  6. Step 6: Final answer
    x = 123,550.53

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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.