Home / 112,082.40-154,671.60-61,095.60

Finding the Fourth Proportional to 112,082.40, 154,671.60 and 61,095.60

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Solution

The fourth proportional to 112,082.40, 154,671.60 and 61,095.60 is: 84,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,082.40 : 154,671.60 = 61,095.60 : x
  2. Step 2: Convert to fraction form
    112,082.40/154,671.60 = 61,095.60/x
  3. Step 3: Cross multiply
    112,082.40x = 154,671.60 × 61,095.60
  4. Step 4: Simplify right side
    112,082.40x = 9,449,754,204.96
  5. Step 5: Solve for x
    x = 9,449,754,204.96/112,082.40
  6. Step 6: Final answer
    x = 84,310.78

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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.