Home / 157,050.11-216,743.21-92,519.94

Finding the Fourth Proportional to 157,050.11, 216,743.21 and 92,519.94

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Solution

The fourth proportional to 157,050.11, 216,743.21 and 92,519.94 is: 127,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,050.11 : 216,743.21 = 92,519.94 : x
  2. Step 2: Convert to fraction form
    157,050.11/216,743.21 = 92,519.94/x
  3. Step 3: Cross multiply
    157,050.11x = 216,743.21 × 92,519.94
  4. Step 4: Simplify right side
    157,050.11x = 20,053,068,784.61
  5. Step 5: Solve for x
    x = 20,053,068,784.61/157,050.11
  6. Step 6: Final answer
    x = 127,685.80

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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.