Home / 185,432.56-255,897.07-100,549.62

Finding the Fourth Proportional to 185,432.56, 255,897.07 and 100,549.62

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Solution

The fourth proportional to 185,432.56, 255,897.07 and 100,549.62 is: 138,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,432.56 : 255,897.07 = 100,549.62 : x
  2. Step 2: Convert to fraction form
    185,432.56/255,897.07 = 100,549.62/x
  3. Step 3: Cross multiply
    185,432.56x = 255,897.07 × 100,549.62
  4. Step 4: Simplify right side
    185,432.56x = 25,730,353,461.83
  5. Step 5: Solve for x
    x = 25,730,353,461.83/185,432.56
  6. Step 6: Final answer
    x = 138,758.55

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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.