Home / 107,637.76-161,497.65-48,459.82

Finding the Fourth Proportional to 107,637.76, 161,497.65 and 48,459.82

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Solution

The fourth proportional to 107,637.76, 161,497.65 and 48,459.82 is: 72,708.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,637.76 : 161,497.65 = 48,459.82 : x
  2. Step 2: Convert to fraction form
    107,637.76/161,497.65 = 48,459.82/x
  3. Step 3: Cross multiply
    107,637.76x = 161,497.65 × 48,459.82
  4. Step 4: Simplify right side
    107,637.76x = 7,826,146,857.62
  5. Step 5: Solve for x
    x = 7,826,146,857.62/107,637.76
  6. Step 6: Final answer
    x = 72,708.19

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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.