Home / 189,233.52-261,151.80-104,350.32

Finding the Fourth Proportional to 189,233.52, 261,151.80 and 104,350.32

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Solution

The fourth proportional to 189,233.52, 261,151.80 and 104,350.32 is: 144,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,233.52 : 261,151.80 = 104,350.32 : x
  2. Step 2: Convert to fraction form
    189,233.52/261,151.80 = 104,350.32/x
  3. Step 3: Cross multiply
    189,233.52x = 261,151.80 × 104,350.32
  4. Step 4: Simplify right side
    189,233.52x = 27,251,273,898.58
  5. Step 5: Solve for x
    x = 27,251,273,898.58/189,233.52
  6. Step 6: Final answer
    x = 144,008.70

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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.