Home / 83,070.61-114,637.41-45,344.86

Finding the Fourth Proportional to 83,070.61, 114,637.41 and 45,344.86

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Solution

The fourth proportional to 83,070.61, 114,637.41 and 45,344.86 is: 62,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,070.61 : 114,637.41 = 45,344.86 : x
  2. Step 2: Convert to fraction form
    83,070.61/114,637.41 = 45,344.86/x
  3. Step 3: Cross multiply
    83,070.61x = 114,637.41 × 45,344.86
  4. Step 4: Simplify right side
    83,070.61x = 5,198,217,307.21
  5. Step 5: Solve for x
    x = 5,198,217,307.21/83,070.61
  6. Step 6: Final answer
    x = 62,575.89

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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.