Home / 107,886.08-148,883.30-60,140.20

Finding the Fourth Proportional to 107,886.08, 148,883.30 and 60,140.20

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Solution

The fourth proportional to 107,886.08, 148,883.30 and 60,140.20 is: 82,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,886.08 : 148,883.30 = 60,140.20 : x
  2. Step 2: Convert to fraction form
    107,886.08/148,883.30 = 60,140.20/x
  3. Step 3: Cross multiply
    107,886.08x = 148,883.30 × 60,140.20
  4. Step 4: Simplify right side
    107,886.08x = 8,953,871,438.66
  5. Step 5: Solve for x
    x = 8,953,871,438.66/107,886.08
  6. Step 6: Final answer
    x = 82,993.76

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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.