Home / 68,330.64-94,296.43-38,115.18

Finding the Fourth Proportional to 68,330.64, 94,296.43 and 38,115.18

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Solution

The fourth proportional to 68,330.64, 94,296.43 and 38,115.18 is: 52,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,330.64 : 94,296.43 = 38,115.18 : x
  2. Step 2: Convert to fraction form
    68,330.64/94,296.43 = 38,115.18/x
  3. Step 3: Cross multiply
    68,330.64x = 94,296.43 × 38,115.18
  4. Step 4: Simplify right side
    68,330.64x = 3,594,125,402.81
  5. Step 5: Solve for x
    x = 3,594,125,402.81/68,330.64
  6. Step 6: Final answer
    x = 52,599.03

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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.