Home / 107,925.10-161,839.05-48,730.30

Finding the Fourth Proportional to 107,925.10, 161,839.05 and 48,730.30

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Solution

The fourth proportional to 107,925.10, 161,839.05 and 48,730.30 is: 73,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,925.10 : 161,839.05 = 48,730.30 : x
  2. Step 2: Convert to fraction form
    107,925.10/161,839.05 = 48,730.30/x
  3. Step 3: Cross multiply
    107,925.10x = 161,839.05 × 48,730.30
  4. Step 4: Simplify right side
    107,925.10x = 7,886,465,458.22
  5. Step 5: Solve for x
    x = 7,886,465,458.22/107,925.10
  6. Step 6: Final answer
    x = 73,073.51

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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.