Home / 109,427.98-151,010.55-59,126.98

Finding the Fourth Proportional to 109,427.98, 151,010.55 and 59,126.98

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Solution

The fourth proportional to 109,427.98, 151,010.55 and 59,126.98 is: 81,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,427.98 : 151,010.55 = 59,126.98 : x
  2. Step 2: Convert to fraction form
    109,427.98/151,010.55 = 59,126.98/x
  3. Step 3: Cross multiply
    109,427.98x = 151,010.55 × 59,126.98
  4. Step 4: Simplify right side
    109,427.98x = 8,928,797,769.64
  5. Step 5: Solve for x
    x = 8,928,797,769.64/109,427.98
  6. Step 6: Final answer
    x = 81,595.20

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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.