Home / 61,005.78-91,524.45-35,726.66

Finding the Fourth Proportional to 61,005.78, 91,524.45 and 35,726.66

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Solution

The fourth proportional to 61,005.78, 91,524.45 and 35,726.66 is: 53,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,005.78 : 91,524.45 = 35,726.66 : x
  2. Step 2: Convert to fraction form
    61,005.78/91,524.45 = 35,726.66/x
  3. Step 3: Cross multiply
    61,005.78x = 91,524.45 × 35,726.66
  4. Step 4: Simplify right side
    61,005.78x = 3,269,862,449.21
  5. Step 5: Solve for x
    x = 3,269,862,449.21/61,005.78
  6. Step 6: Final answer
    x = 53,599.22

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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.