Home / 98,801.56-148,096.14-42,668.20

Finding the Fourth Proportional to 98,801.56, 148,096.14 and 42,668.20

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Solution

The fourth proportional to 98,801.56, 148,096.14 and 42,668.20 is: 63,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,801.56 : 148,096.14 = 42,668.20 : x
  2. Step 2: Convert to fraction form
    98,801.56/148,096.14 = 42,668.20/x
  3. Step 3: Cross multiply
    98,801.56x = 148,096.14 × 42,668.20
  4. Step 4: Simplify right side
    98,801.56x = 6,318,995,720.75
  5. Step 5: Solve for x
    x = 6,318,995,720.75/98,801.56
  6. Step 6: Final answer
    x = 63,956.44

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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.