Home / 112,927.73-155,449.15-97,607.30

Finding the Fourth Proportional to 112,927.73, 155,449.15 and 97,607.30

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Solution

The fourth proportional to 112,927.73, 155,449.15 and 97,607.30 is: 134,360.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,927.73 : 155,449.15 = 97,607.30 : x
  2. Step 2: Convert to fraction form
    112,927.73/155,449.15 = 97,607.30/x
  3. Step 3: Cross multiply
    112,927.73x = 155,449.15 × 97,607.30
  4. Step 4: Simplify right side
    112,927.73x = 15,172,971,818.80
  5. Step 5: Solve for x
    x = 15,172,971,818.80/112,927.73
  6. Step 6: Final answer
    x = 134,360.02

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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.