Home / 68,317.76-94,278.64-38,105.03

Finding the Fourth Proportional to 68,317.76, 94,278.64 and 38,105.03

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Solution

The fourth proportional to 68,317.76, 94,278.64 and 38,105.03 is: 52,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,317.76 : 94,278.64 = 38,105.03 : x
  2. Step 2: Convert to fraction form
    68,317.76/94,278.64 = 38,105.03/x
  3. Step 3: Cross multiply
    68,317.76x = 94,278.64 × 38,105.03
  4. Step 4: Simplify right side
    68,317.76x = 3,592,490,710.52
  5. Step 5: Solve for x
    x = 3,592,490,710.52/68,317.76
  6. Step 6: Final answer
    x = 52,585.02

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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.