Home / 52,545.36-72,512.36-28,671.96

Finding the Fourth Proportional to 52,545.36, 72,512.36 and 28,671.96

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Solution

The fourth proportional to 52,545.36, 72,512.36 and 28,671.96 is: 39,567.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.36 : 72,512.36 = 28,671.96 : x
  2. Step 2: Convert to fraction form
    52,545.36/72,512.36 = 28,671.96/x
  3. Step 3: Cross multiply
    52,545.36x = 72,512.36 × 28,671.96
  4. Step 4: Simplify right side
    52,545.36x = 2,079,071,485.43
  5. Step 5: Solve for x
    x = 2,079,071,485.43/52,545.36
  6. Step 6: Final answer
    x = 39,567.18

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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.