Home / 148,852.38-205,523.46-91,568.70

Finding the Fourth Proportional to 148,852.38, 205,523.46 and 91,568.70

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Solution

The fourth proportional to 148,852.38, 205,523.46 and 91,568.70 is: 126,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,852.38 : 205,523.46 = 91,568.70 : x
  2. Step 2: Convert to fraction form
    148,852.38/205,523.46 = 91,568.70/x
  3. Step 3: Cross multiply
    148,852.38x = 205,523.46 × 91,568.70
  4. Step 4: Simplify right side
    148,852.38x = 18,819,516,051.70
  5. Step 5: Solve for x
    x = 18,819,516,051.70/148,852.38
  6. Step 6: Final answer
    x = 126,430.74

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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.