Home / 60,269.05-90,418.63-42,534.33

Finding the Fourth Proportional to 60,269.05, 90,418.63 and 42,534.33

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Solution

The fourth proportional to 60,269.05, 90,418.63 and 42,534.33 is: 63,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,269.05 : 90,418.63 = 42,534.33 : x
  2. Step 2: Convert to fraction form
    60,269.05/90,418.63 = 42,534.33/x
  3. Step 3: Cross multiply
    60,269.05x = 90,418.63 × 42,534.33
  4. Step 4: Simplify right side
    60,269.05x = 3,845,895,846.57
  5. Step 5: Solve for x
    x = 3,845,895,846.57/60,269.05
  6. Step 6: Final answer
    x = 63,812.12

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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.