Home / 94,778.01-142,167.48-38,618.68

Finding the Fourth Proportional to 94,778.01, 142,167.48 and 38,618.68

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Solution

The fourth proportional to 94,778.01, 142,167.48 and 38,618.68 is: 57,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,778.01 : 142,167.48 = 38,618.68 : x
  2. Step 2: Convert to fraction form
    94,778.01/142,167.48 = 38,618.68/x
  3. Step 3: Cross multiply
    94,778.01x = 142,167.48 × 38,618.68
  4. Step 4: Simplify right side
    94,778.01x = 5,490,320,416.53
  5. Step 5: Solve for x
    x = 5,490,320,416.53/94,778.01
  6. Step 6: Final answer
    x = 57,928.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.