Home / 40,085.96-60,147.78-17,897.32

Finding the Fourth Proportional to 40,085.96, 60,147.78 and 17,897.32

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Solution

The fourth proportional to 40,085.96, 60,147.78 and 17,897.32 is: 26,854.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,085.96 : 60,147.78 = 17,897.32 : x
  2. Step 2: Convert to fraction form
    40,085.96/60,147.78 = 17,897.32/x
  3. Step 3: Cross multiply
    40,085.96x = 60,147.78 × 17,897.32
  4. Step 4: Simplify right side
    40,085.96x = 1,076,484,065.95
  5. Step 5: Solve for x
    x = 1,076,484,065.95/40,085.96
  6. Step 6: Final answer
    x = 26,854.39

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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.