Home / 157,731.20-236,553.60-64,246.40

Finding the Fourth Proportional to 157,731.20, 236,553.60 and 64,246.40

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Solution

The fourth proportional to 157,731.20, 236,553.60 and 64,246.40 is: 96,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,731.20 : 236,553.60 = 64,246.40 : x
  2. Step 2: Convert to fraction form
    157,731.20/236,553.60 = 64,246.40/x
  3. Step 3: Cross multiply
    157,731.20x = 236,553.60 × 64,246.40
  4. Step 4: Simplify right side
    157,731.20x = 15,197,717,207.04
  5. Step 5: Solve for x
    x = 15,197,717,207.04/157,731.20
  6. Step 6: Final answer
    x = 96,352.00

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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.