Home / 120,264.32-180,223.94-67,562.94

Finding the Fourth Proportional to 120,264.32, 180,223.94 and 67,562.94

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Solution

The fourth proportional to 120,264.32, 180,223.94 and 67,562.94 is: 101,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,264.32 : 180,223.94 = 67,562.94 : x
  2. Step 2: Convert to fraction form
    120,264.32/180,223.94 = 67,562.94/x
  3. Step 3: Cross multiply
    120,264.32x = 180,223.94 × 67,562.94
  4. Step 4: Simplify right side
    120,264.32x = 12,176,459,244.78
  5. Step 5: Solve for x
    x = 12,176,459,244.78/120,264.32
  6. Step 6: Final answer
    x = 101,247.48

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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.