Home / 112,926.73-155,447.77-97,606.30

Finding the Fourth Proportional to 112,926.73, 155,447.77 and 97,606.30

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Solution

The fourth proportional to 112,926.73, 155,447.77 and 97,606.30 is: 134,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,926.73 : 155,447.77 = 97,606.30 : x
  2. Step 2: Convert to fraction form
    112,926.73/155,447.77 = 97,606.30/x
  3. Step 3: Cross multiply
    112,926.73x = 155,447.77 × 97,606.30
  4. Step 4: Simplify right side
    112,926.73x = 15,172,681,672.95
  5. Step 5: Solve for x
    x = 15,172,681,672.95/112,926.73
  6. Step 6: Final answer
    x = 134,358.64

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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.