Home / 161,169.17-241,670.66-72,346.55

Finding the Fourth Proportional to 161,169.17, 241,670.66 and 72,346.55

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Solution

The fourth proportional to 161,169.17, 241,670.66 and 72,346.55 is: 108,482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,169.17 : 241,670.66 = 72,346.55 : x
  2. Step 2: Convert to fraction form
    161,169.17/241,670.66 = 72,346.55/x
  3. Step 3: Cross multiply
    161,169.17x = 241,670.66 × 72,346.55
  4. Step 4: Simplify right side
    161,169.17x = 17,484,036,917.14
  5. Step 5: Solve for x
    x = 17,484,036,917.14/161,169.17
  6. Step 6: Final answer
    x = 108,482.52

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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.