Home / 75,352.48-103,987.60-43,527.84

Finding the Fourth Proportional to 75,352.48, 103,987.60 and 43,527.84

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Solution

The fourth proportional to 75,352.48, 103,987.60 and 43,527.84 is: 60,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,352.48 : 103,987.60 = 43,527.84 : x
  2. Step 2: Convert to fraction form
    75,352.48/103,987.60 = 43,527.84/x
  3. Step 3: Cross multiply
    75,352.48x = 103,987.60 × 43,527.84
  4. Step 4: Simplify right side
    75,352.48x = 4,526,355,614.78
  5. Step 5: Solve for x
    x = 4,526,355,614.78/75,352.48
  6. Step 6: Final answer
    x = 60,069.10

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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.