Home / 105,525.85-158,231.35-38,048.70

Finding the Fourth Proportional to 105,525.85, 158,231.35 and 38,048.70

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Solution

The fourth proportional to 105,525.85, 158,231.35 and 38,048.70 is: 57,052.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,525.85 : 158,231.35 = 38,048.70 : x
  2. Step 2: Convert to fraction form
    105,525.85/158,231.35 = 38,048.70/x
  3. Step 3: Cross multiply
    105,525.85x = 158,231.35 × 38,048.70
  4. Step 4: Simplify right side
    105,525.85x = 6,020,497,166.75
  5. Step 5: Solve for x
    x = 6,020,497,166.75/105,525.85
  6. Step 6: Final answer
    x = 57,052.34

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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.