Home / 83,984.55-115,894.31-52,152.77

Finding the Fourth Proportional to 83,984.55, 115,894.31 and 52,152.77

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Solution

The fourth proportional to 83,984.55, 115,894.31 and 52,152.77 is: 71,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984.55 : 115,894.31 = 52,152.77 : x
  2. Step 2: Convert to fraction form
    83,984.55/115,894.31 = 52,152.77/x
  3. Step 3: Cross multiply
    83,984.55x = 115,894.31 × 52,152.77
  4. Step 4: Simplify right side
    83,984.55x = 6,044,208,453.50
  5. Step 5: Solve for x
    x = 6,044,208,453.50/83,984.55
  6. Step 6: Final answer
    x = 71,968.10

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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.