Home / 105,586.38-158,378.23-25,625.03

Finding the Fourth Proportional to 105,586.38, 158,378.23 and 25,625.03

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Solution

The fourth proportional to 105,586.38, 158,378.23 and 25,625.03 is: 38,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,586.38 : 158,378.23 = 25,625.03 : x
  2. Step 2: Convert to fraction form
    105,586.38/158,378.23 = 25,625.03/x
  3. Step 3: Cross multiply
    105,586.38x = 158,378.23 × 25,625.03
  4. Step 4: Simplify right side
    105,586.38x = 4,058,445,975.08
  5. Step 5: Solve for x
    x = 4,058,445,975.08/105,586.38
  6. Step 6: Final answer
    x = 38,437.21

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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.