Home / 148,325.32-222,332.46-69,373

Finding the Fourth Proportional to 148,325.32, 222,332.46 and 69,373

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Solution

The fourth proportional to 148,325.32, 222,332.46 and 69,373 is: 103,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,325.32 : 222,332.46 = 69,373 : x
  2. Step 2: Convert to fraction form
    148,325.32/222,332.46 = 69,373/x
  3. Step 3: Cross multiply
    148,325.32x = 222,332.46 × 69,373
  4. Step 4: Simplify right side
    148,325.32x = 15,423,869,747.58
  5. Step 5: Solve for x
    x = 15,423,869,747.58/148,325.32
  6. Step 6: Final answer
    x = 103,986.76

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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.