Home / 175,281.82-262,715.13-80,432.06

Finding the Fourth Proportional to 175,281.82, 262,715.13 and 80,432.06

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Solution

The fourth proportional to 175,281.82, 262,715.13 and 80,432.06 is: 120,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,281.82 : 262,715.13 = 80,432.06 : x
  2. Step 2: Convert to fraction form
    175,281.82/262,715.13 = 80,432.06/x
  3. Step 3: Cross multiply
    175,281.82x = 262,715.13 × 80,432.06
  4. Step 4: Simplify right side
    175,281.82x = 21,130,717,955.15
  5. Step 5: Solve for x
    x = 21,130,717,955.15/175,281.82
  6. Step 6: Final answer
    x = 120,552.82

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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.