Home / 43,432.50-65,038.49-36,394.01

Finding the Fourth Proportional to 43,432.50, 65,038.49 and 36,394.01

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Solution

The fourth proportional to 43,432.50, 65,038.49 and 36,394.01 is: 54,498.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,432.50 : 65,038.49 = 36,394.01 : x
  2. Step 2: Convert to fraction form
    43,432.50/65,038.49 = 36,394.01/x
  3. Step 3: Cross multiply
    43,432.50x = 65,038.49 × 36,394.01
  4. Step 4: Simplify right side
    43,432.50x = 2,367,010,948.28
  5. Step 5: Solve for x
    x = 2,367,010,948.28/43,432.50
  6. Step 6: Final answer
    x = 54,498.61

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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.