Home / 151,528.71-227,358.72-81,326.01

Finding the Fourth Proportional to 151,528.71, 227,358.72 and 81,326.01

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Solution

The fourth proportional to 151,528.71, 227,358.72 and 81,326.01 is: 122,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,528.71 : 227,358.72 = 81,326.01 : x
  2. Step 2: Convert to fraction form
    151,528.71/227,358.72 = 81,326.01/x
  3. Step 3: Cross multiply
    151,528.71x = 227,358.72 × 81,326.01
  4. Step 4: Simplify right side
    151,528.71x = 18,490,177,536.31
  5. Step 5: Solve for x
    x = 18,490,177,536.31/151,528.71
  6. Step 6: Final answer
    x = 122,024.25

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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.