Home / 61,809.12-92,690.40-22,356.48

Finding the Fourth Proportional to 61,809.12, 92,690.40 and 22,356.48

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Solution

The fourth proportional to 61,809.12, 92,690.40 and 22,356.48 is: 33,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,809.12 : 92,690.40 = 22,356.48 : x
  2. Step 2: Convert to fraction form
    61,809.12/92,690.40 = 22,356.48/x
  3. Step 3: Cross multiply
    61,809.12x = 92,690.40 × 22,356.48
  4. Step 4: Simplify right side
    61,809.12x = 2,072,231,073.79
  5. Step 5: Solve for x
    x = 2,072,231,073.79/61,809.12
  6. Step 6: Final answer
    x = 33,526.30

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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.