Home / 121,821.22-182,800.95-48,001.06

Finding the Fourth Proportional to 121,821.22, 182,800.95 and 48,001.06

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Solution

The fourth proportional to 121,821.22, 182,800.95 and 48,001.06 is: 72,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,821.22 : 182,800.95 = 48,001.06 : x
  2. Step 2: Convert to fraction form
    121,821.22/182,800.95 = 48,001.06/x
  3. Step 3: Cross multiply
    121,821.22x = 182,800.95 × 48,001.06
  4. Step 4: Simplify right side
    121,821.22x = 8,774,639,369.01
  5. Step 5: Solve for x
    x = 8,774,639,369.01/121,821.22
  6. Step 6: Final answer
    x = 72,028.83

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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.