Home / 94,789.86-130,810.05-51,769.95

Finding the Fourth Proportional to 94,789.86, 130,810.05 and 51,769.95

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Solution

The fourth proportional to 94,789.86, 130,810.05 and 51,769.95 is: 71,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,789.86 : 130,810.05 = 51,769.95 : x
  2. Step 2: Convert to fraction form
    94,789.86/130,810.05 = 51,769.95/x
  3. Step 3: Cross multiply
    94,789.86x = 130,810.05 × 51,769.95
  4. Step 4: Simplify right side
    94,789.86x = 6,772,029,748.00
  5. Step 5: Solve for x
    x = 6,772,029,748.00/94,789.86
  6. Step 6: Final answer
    x = 71,442.55

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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.