Home / 147,966.96-221,928.48-54,450.84

Finding the Fourth Proportional to 147,966.96, 221,928.48 and 54,450.84

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Solution

The fourth proportional to 147,966.96, 221,928.48 and 54,450.84 is: 81,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,966.96 : 221,928.48 = 54,450.84 : x
  2. Step 2: Convert to fraction form
    147,966.96/221,928.48 = 54,450.84/x
  3. Step 3: Cross multiply
    147,966.96x = 221,928.48 × 54,450.84
  4. Step 4: Simplify right side
    147,966.96x = 12,084,192,155.92
  5. Step 5: Solve for x
    x = 12,084,192,155.92/147,966.96
  6. Step 6: Final answer
    x = 81,668.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.