Home / 43,492.50-59,569.92-40,939.20

Finding the Fourth Proportional to 43,492.50, 59,569.92 and 40,939.20

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Solution

The fourth proportional to 43,492.50, 59,569.92 and 40,939.20 is: 56,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,492.50 : 59,569.92 = 40,939.20 : x
  2. Step 2: Convert to fraction form
    43,492.50/59,569.92 = 40,939.20/x
  3. Step 3: Cross multiply
    43,492.50x = 59,569.92 × 40,939.20
  4. Step 4: Simplify right side
    43,492.50x = 2,438,744,868.86
  5. Step 5: Solve for x
    x = 2,438,744,868.86/43,492.50
  6. Step 6: Final answer
    x = 56,072.77

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.