Home / 48,386.14-72,578.50-23,428.38

Finding the Fourth Proportional to 48,386.14, 72,578.50 and 23,428.38

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Solution

The fourth proportional to 48,386.14, 72,578.50 and 23,428.38 is: 35,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386.14 : 72,578.50 = 23,428.38 : x
  2. Step 2: Convert to fraction form
    48,386.14/72,578.50 = 23,428.38/x
  3. Step 3: Cross multiply
    48,386.14x = 72,578.50 × 23,428.38
  4. Step 4: Simplify right side
    48,386.14x = 1,700,396,677.83
  5. Step 5: Solve for x
    x = 1,700,396,677.83/48,386.14
  6. Step 6: Final answer
    x = 35,142.23

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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.