Home / 61,428.48-92,123.13-23,979.45

Finding the Fourth Proportional to 61,428.48, 92,123.13 and 23,979.45

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Solution

The fourth proportional to 61,428.48, 92,123.13 and 23,979.45 is: 35,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,428.48 : 92,123.13 = 23,979.45 : x
  2. Step 2: Convert to fraction form
    61,428.48/92,123.13 = 23,979.45/x
  3. Step 3: Cross multiply
    61,428.48x = 92,123.13 × 23,979.45
  4. Step 4: Simplify right side
    61,428.48x = 2,209,061,989.68
  5. Step 5: Solve for x
    x = 2,209,061,989.68/61,428.48
  6. Step 6: Final answer
    x = 35,961.53

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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.