Home / 68,753.95-94,880.13-38,539.29

Finding the Fourth Proportional to 68,753.95, 94,880.13 and 38,539.29

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Solution

The fourth proportional to 68,753.95, 94,880.13 and 38,539.29 is: 53,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,753.95 : 94,880.13 = 38,539.29 : x
  2. Step 2: Convert to fraction form
    68,753.95/94,880.13 = 38,539.29/x
  3. Step 3: Cross multiply
    68,753.95x = 94,880.13 × 38,539.29
  4. Step 4: Simplify right side
    68,753.95x = 3,656,613,056.59
  5. Step 5: Solve for x
    x = 3,656,613,056.59/68,753.95
  6. Step 6: Final answer
    x = 53,184.05

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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.