Home / 162,700.20-224,524.55-91,080.81

Finding the Fourth Proportional to 162,700.20, 224,524.55 and 91,080.81

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Solution

The fourth proportional to 162,700.20, 224,524.55 and 91,080.81 is: 125,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,700.20 : 224,524.55 = 91,080.81 : x
  2. Step 2: Convert to fraction form
    162,700.20/224,524.55 = 91,080.81/x
  3. Step 3: Cross multiply
    162,700.20x = 224,524.55 × 91,080.81
  4. Step 4: Simplify right side
    162,700.20x = 20,449,877,423.48
  5. Step 5: Solve for x
    x = 20,449,877,423.48/162,700.20
  6. Step 6: Final answer
    x = 125,690.55

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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.