Home / 68,478.75-94,505.07-38,264.16

Finding the Fourth Proportional to 68,478.75, 94,505.07 and 38,264.16

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Solution

The fourth proportional to 68,478.75, 94,505.07 and 38,264.16 is: 52,807.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,478.75 : 94,505.07 = 38,264.16 : x
  2. Step 2: Convert to fraction form
    68,478.75/94,505.07 = 38,264.16/x
  3. Step 3: Cross multiply
    68,478.75x = 94,505.07 × 38,264.16
  4. Step 4: Simplify right side
    68,478.75x = 3,616,157,119.29
  5. Step 5: Solve for x
    x = 3,616,157,119.29/68,478.75
  6. Step 6: Final answer
    x = 52,807.00

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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.