Home / 75,126.25-103,677.65-41,592.25

Finding the Fourth Proportional to 75,126.25, 103,677.65 and 41,592.25

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Solution

The fourth proportional to 75,126.25, 103,677.65 and 41,592.25 is: 57,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,126.25 : 103,677.65 = 41,592.25 : x
  2. Step 2: Convert to fraction form
    75,126.25/103,677.65 = 41,592.25/x
  3. Step 3: Cross multiply
    75,126.25x = 103,677.65 × 41,592.25
  4. Step 4: Simplify right side
    75,126.25x = 4,312,186,738.21
  5. Step 5: Solve for x
    x = 4,312,186,738.21/75,126.25
  6. Step 6: Final answer
    x = 57,399.20

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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.