Home / 40,511.10-60,637.05-37,400.70

Finding the Fourth Proportional to 40,511.10, 60,637.05 and 37,400.70

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Solution

The fourth proportional to 40,511.10, 60,637.05 and 37,400.70 is: 55,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511.10 : 60,637.05 = 37,400.70 : x
  2. Step 2: Convert to fraction form
    40,511.10/60,637.05 = 37,400.70/x
  3. Step 3: Cross multiply
    40,511.10x = 60,637.05 × 37,400.70
  4. Step 4: Simplify right side
    40,511.10x = 2,267,868,115.94
  5. Step 5: Solve for x
    x = 2,267,868,115.94/40,511.10
  6. Step 6: Final answer
    x = 55,981.40

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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.