Home / 68,250.79-94,184.67-38,038.87

Finding the Fourth Proportional to 68,250.79, 94,184.67 and 38,038.87

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Solution

The fourth proportional to 68,250.79, 94,184.67 and 38,038.87 is: 52,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,250.79 : 94,184.67 = 38,038.87 : x
  2. Step 2: Convert to fraction form
    68,250.79/94,184.67 = 38,038.87/x
  3. Step 3: Cross multiply
    68,250.79x = 94,184.67 × 38,038.87
  4. Step 4: Simplify right side
    68,250.79x = 3,582,678,418.12
  5. Step 5: Solve for x
    x = 3,582,678,418.12/68,250.79
  6. Step 6: Final answer
    x = 52,492.85

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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.