Home / 96,862.35-145,270.40-40,703.52

Finding the Fourth Proportional to 96,862.35, 145,270.40 and 40,703.52

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Solution

The fourth proportional to 96,862.35, 145,270.40 and 40,703.52 is: 61,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,862.35 : 145,270.40 = 40,703.52 : x
  2. Step 2: Convert to fraction form
    96,862.35/145,270.40 = 40,703.52/x
  3. Step 3: Cross multiply
    96,862.35x = 145,270.40 × 40,703.52
  4. Step 4: Simplify right side
    96,862.35x = 5,913,016,428.29
  5. Step 5: Solve for x
    x = 5,913,016,428.29/96,862.35
  6. Step 6: Final answer
    x = 61,045.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.