Home / 112,922.73-155,442.26-97,602.30

Finding the Fourth Proportional to 112,922.73, 155,442.26 and 97,602.30

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Solution

The fourth proportional to 112,922.73, 155,442.26 and 97,602.30 is: 134,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,922.73 : 155,442.26 = 97,602.30 : x
  2. Step 2: Convert to fraction form
    112,922.73/155,442.26 = 97,602.30/x
  3. Step 3: Cross multiply
    112,922.73x = 155,442.26 × 97,602.30
  4. Step 4: Simplify right side
    112,922.73x = 15,171,522,337.20
  5. Step 5: Solve for x
    x = 15,171,522,337.20/112,922.73
  6. Step 6: Final answer
    x = 134,353.13

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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.