Home / 107,327.43-148,060.40-75,513.87

Finding the Fourth Proportional to 107,327.43, 148,060.40 and 75,513.87

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Solution

The fourth proportional to 107,327.43, 148,060.40 and 75,513.87 is: 104,172.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,327.43 : 148,060.40 = 75,513.87 : x
  2. Step 2: Convert to fraction form
    107,327.43/148,060.40 = 75,513.87/x
  3. Step 3: Cross multiply
    107,327.43x = 148,060.40 × 75,513.87
  4. Step 4: Simplify right side
    107,327.43x = 11,180,613,420.18
  5. Step 5: Solve for x
    x = 11,180,613,420.18/107,327.43
  6. Step 6: Final answer
    x = 104,172.94

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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.