Home / 68,452.01-94,461.59-39,774.05

Finding the Fourth Proportional to 68,452.01, 94,461.59 and 39,774.05

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Solution

The fourth proportional to 68,452.01, 94,461.59 and 39,774.05 is: 54,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,452.01 : 94,461.59 = 39,774.05 : x
  2. Step 2: Convert to fraction form
    68,452.01/94,461.59 = 39,774.05/x
  3. Step 3: Cross multiply
    68,452.01x = 94,461.59 × 39,774.05
  4. Step 4: Simplify right side
    68,452.01x = 3,757,119,332.56
  5. Step 5: Solve for x
    x = 3,757,119,332.56/68,452.01
  6. Step 6: Final answer
    x = 54,886.91

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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.