Home / 124,277.62-171,503.31-67,689.22

Finding the Fourth Proportional to 124,277.62, 171,503.31 and 67,689.22

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Solution

The fourth proportional to 124,277.62, 171,503.31 and 67,689.22 is: 93,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,277.62 : 171,503.31 = 67,689.22 : x
  2. Step 2: Convert to fraction form
    124,277.62/171,503.31 = 67,689.22/x
  3. Step 3: Cross multiply
    124,277.62x = 171,503.31 × 67,689.22
  4. Step 4: Simplify right side
    124,277.62x = 11,608,925,281.32
  5. Step 5: Solve for x
    x = 11,608,925,281.32/124,277.62
  6. Step 6: Final answer
    x = 93,411.23

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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.