Home / 68,289.04-94,244.52-38,070.28

Finding the Fourth Proportional to 68,289.04, 94,244.52 and 38,070.28

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Solution

The fourth proportional to 68,289.04, 94,244.52 and 38,070.28 is: 52,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,289.04 : 94,244.52 = 38,070.28 : x
  2. Step 2: Convert to fraction form
    68,289.04/94,244.52 = 38,070.28/x
  3. Step 3: Cross multiply
    68,289.04x = 94,244.52 × 38,070.28
  4. Step 4: Simplify right side
    68,289.04x = 3,587,915,264.87
  5. Step 5: Solve for x
    x = 3,587,915,264.87/68,289.04
  6. Step 6: Final answer
    x = 52,540.13

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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.