Home / 113,623.76-170,349.24-60,988.88

Finding the Fourth Proportional to 113,623.76, 170,349.24 and 60,988.88

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Solution

The fourth proportional to 113,623.76, 170,349.24 and 60,988.88 is: 91,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,623.76 : 170,349.24 = 60,988.88 : x
  2. Step 2: Convert to fraction form
    113,623.76/170,349.24 = 60,988.88/x
  3. Step 3: Cross multiply
    113,623.76x = 170,349.24 × 60,988.88
  4. Step 4: Simplify right side
    113,623.76x = 10,389,409,356.45
  5. Step 5: Solve for x
    x = 10,389,409,356.45/113,623.76
  6. Step 6: Final answer
    x = 91,436.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.