Home / 112,596.47-155,204.47-88,685.27

Finding the Fourth Proportional to 112,596.47, 155,204.47 and 88,685.27

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Solution

The fourth proportional to 112,596.47, 155,204.47 and 88,685.27 is: 122,244.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,596.47 : 155,204.47 = 88,685.27 : x
  2. Step 2: Convert to fraction form
    112,596.47/155,204.47 = 88,685.27/x
  3. Step 3: Cross multiply
    112,596.47x = 155,204.47 × 88,685.27
  4. Step 4: Simplify right side
    112,596.47x = 13,764,350,327.16
  5. Step 5: Solve for x
    x = 13,764,350,327.16/112,596.47
  6. Step 6: Final answer
    x = 122,244.95

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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.