Home / 53,207.10-79,701.30-36,585.90

Finding the Fourth Proportional to 53,207.10, 79,701.30 and 36,585.90

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Solution

The fourth proportional to 53,207.10, 79,701.30 and 36,585.90 is: 54,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,207.10 : 79,701.30 = 36,585.90 : x
  2. Step 2: Convert to fraction form
    53,207.10/79,701.30 = 36,585.90/x
  3. Step 3: Cross multiply
    53,207.10x = 79,701.30 × 36,585.90
  4. Step 4: Simplify right side
    53,207.10x = 2,915,943,791.67
  5. Step 5: Solve for x
    x = 2,915,943,791.67/53,207.10
  6. Step 6: Final answer
    x = 54,803.66

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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.