Home / 154,897.28-232,579.20-88,412.48

Finding the Fourth Proportional to 154,897.28, 232,579.20 and 88,412.48

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Solution

The fourth proportional to 154,897.28, 232,579.20 and 88,412.48 is: 132,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,897.28 : 232,579.20 = 88,412.48 : x
  2. Step 2: Convert to fraction form
    154,897.28/232,579.20 = 88,412.48/x
  3. Step 3: Cross multiply
    154,897.28x = 232,579.20 × 88,412.48
  4. Step 4: Simplify right side
    154,897.28x = 20,562,903,868.42
  5. Step 5: Solve for x
    x = 20,562,903,868.42/154,897.28
  6. Step 6: Final answer
    x = 132,751.87

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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.