Home / 148,921.40-223,554.90-89,823.80

Finding the Fourth Proportional to 148,921.40, 223,554.90 and 89,823.80

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Solution

The fourth proportional to 148,921.40, 223,554.90 and 89,823.80 is: 134,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,921.40 : 223,554.90 = 89,823.80 : x
  2. Step 2: Convert to fraction form
    148,921.40/223,554.90 = 89,823.80/x
  3. Step 3: Cross multiply
    148,921.40x = 223,554.90 × 89,823.80
  4. Step 4: Simplify right side
    148,921.40x = 20,080,550,626.62
  5. Step 5: Solve for x
    x = 20,080,550,626.62/148,921.40
  6. Step 6: Final answer
    x = 134,839.93

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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.