Home / 83,274.08-115,002.18-53,073.63

Finding the Fourth Proportional to 83,274.08, 115,002.18 and 53,073.63

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Solution

The fourth proportional to 83,274.08, 115,002.18 and 53,073.63 is: 73,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,274.08 : 115,002.18 = 53,073.63 : x
  2. Step 2: Convert to fraction form
    83,274.08/115,002.18 = 53,073.63/x
  3. Step 3: Cross multiply
    83,274.08x = 115,002.18 × 53,073.63
  4. Step 4: Simplify right side
    83,274.08x = 6,103,583,150.51
  5. Step 5: Solve for x
    x = 6,103,583,150.51/83,274.08
  6. Step 6: Final answer
    x = 73,295.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.