Home / 93,465.28-140,186.40-38,061.76

Finding the Fourth Proportional to 93,465.28, 140,186.40 and 38,061.76

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Solution

The fourth proportional to 93,465.28, 140,186.40 and 38,061.76 is: 57,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,465.28 : 140,186.40 = 38,061.76 : x
  2. Step 2: Convert to fraction form
    93,465.28/140,186.40 = 38,061.76/x
  3. Step 3: Cross multiply
    93,465.28x = 140,186.40 × 38,061.76
  4. Step 4: Simplify right side
    93,465.28x = 5,335,741,112.06
  5. Step 5: Solve for x
    x = 5,335,741,112.06/93,465.28
  6. Step 6: Final answer
    x = 57,087.95

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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.