Home / 107,954.40-148,977.72-60,210.83

Finding the Fourth Proportional to 107,954.40, 148,977.72 and 60,210.83

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Solution

The fourth proportional to 107,954.40, 148,977.72 and 60,210.83 is: 83,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,954.40 : 148,977.72 = 60,210.83 : x
  2. Step 2: Convert to fraction form
    107,954.40/148,977.72 = 60,210.83/x
  3. Step 3: Cross multiply
    107,954.40x = 148,977.72 × 60,210.83
  4. Step 4: Simplify right side
    107,954.40x = 8,970,071,427.82
  5. Step 5: Solve for x
    x = 8,970,071,427.82/107,954.40
  6. Step 6: Final answer
    x = 83,091.30

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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.