Home / 234,342.32-323,369.28-130,957.43

Finding the Fourth Proportional to 234,342.32, 323,369.28 and 130,957.43

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Solution

The fourth proportional to 234,342.32, 323,369.28 and 130,957.43 is: 180,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,342.32 : 323,369.28 = 130,957.43 : x
  2. Step 2: Convert to fraction form
    234,342.32/323,369.28 = 130,957.43/x
  3. Step 3: Cross multiply
    234,342.32x = 323,369.28 × 130,957.43
  4. Step 4: Simplify right side
    234,342.32x = 42,347,608,232.90
  5. Step 5: Solve for x
    x = 42,347,608,232.90/234,342.32
  6. Step 6: Final answer
    x = 180,708.33

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1.5x scale

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.