Home / 58,916.09-88,340.65-40,218.75

Finding the Fourth Proportional to 58,916.09, 88,340.65 and 40,218.75

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Solution

The fourth proportional to 58,916.09, 88,340.65 and 40,218.75 is: 60,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,916.09 : 88,340.65 = 40,218.75 : x
  2. Step 2: Convert to fraction form
    58,916.09/88,340.65 = 40,218.75/x
  3. Step 3: Cross multiply
    58,916.09x = 88,340.65 × 40,218.75
  4. Step 4: Simplify right side
    58,916.09x = 3,552,950,517.19
  5. Step 5: Solve for x
    x = 3,552,950,517.19/58,916.09
  6. Step 6: Final answer
    x = 60,305.27

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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.