Home / 40,431.52-60,546-25,595.68

Finding the Fourth Proportional to 40,431.52, 60,546 and 25,595.68

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Solution

The fourth proportional to 40,431.52, 60,546 and 25,595.68 is: 38,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.52 : 60,546 = 25,595.68 : x
  2. Step 2: Convert to fraction form
    40,431.52/60,546 = 25,595.68/x
  3. Step 3: Cross multiply
    40,431.52x = 60,546 × 25,595.68
  4. Step 4: Simplify right side
    40,431.52x = 1,549,716,041.28
  5. Step 5: Solve for x
    x = 1,549,716,041.28/40,431.52
  6. Step 6: Final answer
    x = 38,329.40

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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.