Home / 86,092.04-118,800.60-48,359

Finding the Fourth Proportional to 86,092.04, 118,800.60 and 48,359

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Solution

The fourth proportional to 86,092.04, 118,800.60 and 48,359 is: 66,731.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,092.04 : 118,800.60 = 48,359 : x
  2. Step 2: Convert to fraction form
    86,092.04/118,800.60 = 48,359/x
  3. Step 3: Cross multiply
    86,092.04x = 118,800.60 × 48,359
  4. Step 4: Simplify right side
    86,092.04x = 5,745,078,215.40
  5. Step 5: Solve for x
    x = 5,745,078,215.40/86,092.04
  6. Step 6: Final answer
    x = 66,731.82

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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.