Home / 124,359.84-171,616.28-67,771.12

Finding the Fourth Proportional to 124,359.84, 171,616.28 and 67,771.12

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Solution

The fourth proportional to 124,359.84, 171,616.28 and 67,771.12 is: 93,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,359.84 : 171,616.28 = 67,771.12 : x
  2. Step 2: Convert to fraction form
    124,359.84/171,616.28 = 67,771.12/x
  3. Step 3: Cross multiply
    124,359.84x = 171,616.28 × 67,771.12
  4. Step 4: Simplify right side
    124,359.84x = 11,630,627,505.83
  5. Step 5: Solve for x
    x = 11,630,627,505.83/124,359.84
  6. Step 6: Final answer
    x = 93,523.98

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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.