Home / 107,572.23-148,453.34-59,176.22

Finding the Fourth Proportional to 107,572.23, 148,453.34 and 59,176.22

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Solution

The fourth proportional to 107,572.23, 148,453.34 and 59,176.22 is: 81,665.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,572.23 : 148,453.34 = 59,176.22 : x
  2. Step 2: Convert to fraction form
    107,572.23/148,453.34 = 59,176.22/x
  3. Step 3: Cross multiply
    107,572.23x = 148,453.34 × 59,176.22
  4. Step 4: Simplify right side
    107,572.23x = 8,784,906,469.43
  5. Step 5: Solve for x
    x = 8,784,906,469.43/107,572.23
  6. Step 6: Final answer
    x = 81,665.19

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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.