Home / 109,977.75-151,769.70-59,676.75

Finding the Fourth Proportional to 109,977.75, 151,769.70 and 59,676.75

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Solution

The fourth proportional to 109,977.75, 151,769.70 and 59,676.75 is: 82,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,977.75 : 151,769.70 = 59,676.75 : x
  2. Step 2: Convert to fraction form
    109,977.75/151,769.70 = 59,676.75/x
  3. Step 3: Cross multiply
    109,977.75x = 151,769.70 × 59,676.75
  4. Step 4: Simplify right side
    109,977.75x = 9,057,122,444.48
  5. Step 5: Solve for x
    x = 9,057,122,444.48/109,977.75
  6. Step 6: Final answer
    x = 82,354.13

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1.5x scale

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.