Home / 156,948.30-235,422.45-136,212.30

Finding the Fourth Proportional to 156,948.30, 235,422.45 and 136,212.30

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Solution

The fourth proportional to 156,948.30, 235,422.45 and 136,212.30 is: 204,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,948.30 : 235,422.45 = 136,212.30 : x
  2. Step 2: Convert to fraction form
    156,948.30/235,422.45 = 136,212.30/x
  3. Step 3: Cross multiply
    156,948.30x = 235,422.45 × 136,212.30
  4. Step 4: Simplify right side
    156,948.30x = 32,067,433,386.14
  5. Step 5: Solve for x
    x = 32,067,433,386.14/156,948.30
  6. Step 6: Final answer
    x = 204,318.45

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1.5x scale

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.