Home / 107,900.16-148,902.90-60,156.54

Finding the Fourth Proportional to 107,900.16, 148,902.90 and 60,156.54

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Solution

The fourth proportional to 107,900.16, 148,902.90 and 60,156.54 is: 83,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,900.16 : 148,902.90 = 60,156.54 : x
  2. Step 2: Convert to fraction form
    107,900.16/148,902.90 = 60,156.54/x
  3. Step 3: Cross multiply
    107,900.16x = 148,902.90 × 60,156.54
  4. Step 4: Simplify right side
    107,900.16x = 8,957,483,259.97
  5. Step 5: Solve for x
    x = 8,957,483,259.97/107,900.16
  6. Step 6: Final answer
    x = 83,016.40

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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.