Home / 112,913.73-155,429.85-97,593.29

Finding the Fourth Proportional to 112,913.73, 155,429.85 and 97,593.29

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Solution

The fourth proportional to 112,913.73, 155,429.85 and 97,593.29 is: 134,340.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,913.73 : 155,429.85 = 97,593.29 : x
  2. Step 2: Convert to fraction form
    112,913.73/155,429.85 = 97,593.29/x
  3. Step 3: Cross multiply
    112,913.73x = 155,429.85 × 97,593.29
  4. Step 4: Simplify right side
    112,913.73x = 15,168,910,597.39
  5. Step 5: Solve for x
    x = 15,168,910,597.39/112,913.73
  6. Step 6: Final answer
    x = 134,340.71

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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.