Home / 68,275.50-94,220.58-38,062.72

Finding the Fourth Proportional to 68,275.50, 94,220.58 and 38,062.72

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Solution

The fourth proportional to 68,275.50, 94,220.58 and 38,062.72 is: 52,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,275.50 : 94,220.58 = 38,062.72 : x
  2. Step 2: Convert to fraction form
    68,275.50/94,220.58 = 38,062.72/x
  3. Step 3: Cross multiply
    68,275.50x = 94,220.58 × 38,062.72
  4. Step 4: Simplify right side
    68,275.50x = 3,586,291,554.78
  5. Step 5: Solve for x
    x = 3,586,291,554.78/68,275.50
  6. Step 6: Final answer
    x = 52,526.77

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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.