Home / 147,192.32-203,148.54-89,844.02

Finding the Fourth Proportional to 147,192.32, 203,148.54 and 89,844.02

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Solution

The fourth proportional to 147,192.32, 203,148.54 and 89,844.02 is: 123,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,192.32 : 203,148.54 = 89,844.02 : x
  2. Step 2: Convert to fraction form
    147,192.32/203,148.54 = 89,844.02/x
  3. Step 3: Cross multiply
    147,192.32x = 203,148.54 × 89,844.02
  4. Step 4: Simplify right side
    147,192.32x = 18,251,681,490.73
  5. Step 5: Solve for x
    x = 18,251,681,490.73/147,192.32
  6. Step 6: Final answer
    x = 123,998.87

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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.