Home / 68,201.72-94,118.57-39,526.95

Finding the Fourth Proportional to 68,201.72, 94,118.57 and 39,526.95

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Solution

The fourth proportional to 68,201.72, 94,118.57 and 39,526.95 is: 54,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,201.72 : 94,118.57 = 39,526.95 : x
  2. Step 2: Convert to fraction form
    68,201.72/94,118.57 = 39,526.95/x
  3. Step 3: Cross multiply
    68,201.72x = 94,118.57 × 39,526.95
  4. Step 4: Simplify right side
    68,201.72x = 3,720,219,972.52
  5. Step 5: Solve for x
    x = 3,720,219,972.52/68,201.72
  6. Step 6: Final answer
    x = 54,547.30

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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.