Home / 119,842.02-179,780.31-36,742.50

Finding the Fourth Proportional to 119,842.02, 179,780.31 and 36,742.50

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Solution

The fourth proportional to 119,842.02, 179,780.31 and 36,742.50 is: 55,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,842.02 : 179,780.31 = 36,742.50 : x
  2. Step 2: Convert to fraction form
    119,842.02/179,780.31 = 36,742.50/x
  3. Step 3: Cross multiply
    119,842.02x = 179,780.31 × 36,742.50
  4. Step 4: Simplify right side
    119,842.02x = 6,605,578,040.18
  5. Step 5: Solve for x
    x = 6,605,578,040.18/119,842.02
  6. Step 6: Final answer
    x = 55,119.05

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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.