Home / 107,512.72-148,374.38-59,765.85

Finding the Fourth Proportional to 107,512.72, 148,374.38 and 59,765.85

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Solution

The fourth proportional to 107,512.72, 148,374.38 and 59,765.85 is: 82,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,512.72 : 148,374.38 = 59,765.85 : x
  2. Step 2: Convert to fraction form
    107,512.72/148,374.38 = 59,765.85/x
  3. Step 3: Cross multiply
    107,512.72x = 148,374.38 × 59,765.85
  4. Step 4: Simplify right side
    107,512.72x = 8,867,721,088.34
  5. Step 5: Solve for x
    x = 8,867,721,088.34/107,512.72
  6. Step 6: Final answer
    x = 82,480.67

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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.