Home / 89,005.04-122,822.19-48,711.01

Finding the Fourth Proportional to 89,005.04, 122,822.19 and 48,711.01

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Solution

The fourth proportional to 89,005.04, 122,822.19 and 48,711.01 is: 67,218.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,005.04 : 122,822.19 = 48,711.01 : x
  2. Step 2: Convert to fraction form
    89,005.04/122,822.19 = 48,711.01/x
  3. Step 3: Cross multiply
    89,005.04x = 122,822.19 × 48,711.01
  4. Step 4: Simplify right side
    89,005.04x = 5,982,792,925.31
  5. Step 5: Solve for x
    x = 5,982,792,925.31/89,005.04
  6. Step 6: Final answer
    x = 67,218.59

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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.