Home / 157,060.92-235,637.90-90,548.80

Finding the Fourth Proportional to 157,060.92, 235,637.90 and 90,548.80

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Solution

The fourth proportional to 157,060.92, 235,637.90 and 90,548.80 is: 135,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,060.92 : 235,637.90 = 90,548.80 : x
  2. Step 2: Convert to fraction form
    157,060.92/235,637.90 = 90,548.80/x
  3. Step 3: Cross multiply
    157,060.92x = 235,637.90 × 90,548.80
  4. Step 4: Simplify right side
    157,060.92x = 21,336,729,079.52
  5. Step 5: Solve for x
    x = 21,336,729,079.52/157,060.92
  6. Step 6: Final answer
    x = 135,850.02

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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.