Home / 151,576.86-209,173.31-83,600.13

Finding the Fourth Proportional to 151,576.86, 209,173.31 and 83,600.13

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Solution

The fourth proportional to 151,576.86, 209,173.31 and 83,600.13 is: 115,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,576.86 : 209,173.31 = 83,600.13 : x
  2. Step 2: Convert to fraction form
    151,576.86/209,173.31 = 83,600.13/x
  3. Step 3: Cross multiply
    151,576.86x = 209,173.31 × 83,600.13
  4. Step 4: Simplify right side
    151,576.86x = 17,486,915,490.53
  5. Step 5: Solve for x
    x = 17,486,915,490.53/151,576.86
  6. Step 6: Final answer
    x = 115,366.66

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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.