Home / 124,211.80-171,411.24-67,623.04

Finding the Fourth Proportional to 124,211.80, 171,411.24 and 67,623.04

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Solution

The fourth proportional to 124,211.80, 171,411.24 and 67,623.04 is: 93,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,211.80 : 171,411.24 = 67,623.04 : x
  2. Step 2: Convert to fraction form
    124,211.80/171,411.24 = 67,623.04/x
  3. Step 3: Cross multiply
    124,211.80x = 171,411.24 × 67,623.04
  4. Step 4: Simplify right side
    124,211.80x = 11,591,349,138.97
  5. Step 5: Solve for x
    x = 11,591,349,138.97/124,211.80
  6. Step 6: Final answer
    x = 93,319.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.