Home / 83,310.35-114,931.19-53,079.26

Finding the Fourth Proportional to 83,310.35, 114,931.19 and 53,079.26

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Solution

The fourth proportional to 83,310.35, 114,931.19 and 53,079.26 is: 73,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310.35 : 114,931.19 = 53,079.26 : x
  2. Step 2: Convert to fraction form
    83,310.35/114,931.19 = 53,079.26/x
  3. Step 3: Cross multiply
    83,310.35x = 114,931.19 × 53,079.26
  4. Step 4: Simplify right side
    83,310.35x = 6,100,462,074.16
  5. Step 5: Solve for x
    x = 6,100,462,074.16/83,310.35
  6. Step 6: Final answer
    x = 73,225.74

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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.