Home / 48,999.23-67,623.95-28,862.45

Finding the Fourth Proportional to 48,999.23, 67,623.95 and 28,862.45

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Solution

The fourth proportional to 48,999.23, 67,623.95 and 28,862.45 is: 39,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,999.23 : 67,623.95 = 28,862.45 : x
  2. Step 2: Convert to fraction form
    48,999.23/67,623.95 = 28,862.45/x
  3. Step 3: Cross multiply
    48,999.23x = 67,623.95 × 28,862.45
  4. Step 4: Simplify right side
    48,999.23x = 1,951,792,609.71
  5. Step 5: Solve for x
    x = 1,951,792,609.71/48,999.23
  6. Step 6: Final answer
    x = 39,833.13

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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.