Home / 68,333.64-94,301.16-38,118.72

Finding the Fourth Proportional to 68,333.64, 94,301.16 and 38,118.72

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Solution

The fourth proportional to 68,333.64, 94,301.16 and 38,118.72 is: 52,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333.64 : 94,301.16 = 38,118.72 : x
  2. Step 2: Convert to fraction form
    68,333.64/94,301.16 = 38,118.72/x
  3. Step 3: Cross multiply
    68,333.64x = 94,301.16 × 38,118.72
  4. Step 4: Simplify right side
    68,333.64x = 3,594,639,513.72
  5. Step 5: Solve for x
    x = 3,594,639,513.72/68,333.64
  6. Step 6: Final answer
    x = 52,604.24

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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.