Home / 185,764.08-256,196.52-125,325.12

Finding the Fourth Proportional to 185,764.08, 256,196.52 and 125,325.12

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Solution

The fourth proportional to 185,764.08, 256,196.52 and 125,325.12 is: 172,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,764.08 : 256,196.52 = 125,325.12 : x
  2. Step 2: Convert to fraction form
    185,764.08/256,196.52 = 125,325.12/x
  3. Step 3: Cross multiply
    185,764.08x = 256,196.52 × 125,325.12
  4. Step 4: Simplify right side
    185,764.08x = 32,107,859,612.58
  5. Step 5: Solve for x
    x = 32,107,859,612.58/185,764.08
  6. Step 6: Final answer
    x = 172,842.13

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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.