Home / 40,273.20-60,411.04-19,215.52

Finding the Fourth Proportional to 40,273.20, 60,411.04 and 19,215.52

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Solution

The fourth proportional to 40,273.20, 60,411.04 and 19,215.52 is: 28,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.20 : 60,411.04 = 19,215.52 : x
  2. Step 2: Convert to fraction form
    40,273.20/60,411.04 = 19,215.52/x
  3. Step 3: Cross multiply
    40,273.20x = 60,411.04 × 19,215.52
  4. Step 4: Simplify right side
    40,273.20x = 1,160,829,547.34
  5. Step 5: Solve for x
    x = 1,160,829,547.34/40,273.20
  6. Step 6: Final answer
    x = 28,823.87

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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.