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Finding the Fourth Proportional to 168,182.20, 251,987.82 and 101,482.18

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Solution

The fourth proportional to 168,182.20, 251,987.82 and 101,482.18 is: 152,051.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,182.20 : 251,987.82 = 101,482.18 : x
  2. Step 2: Convert to fraction form
    168,182.20/251,987.82 = 101,482.18/x
  3. Step 3: Cross multiply
    168,182.20x = 251,987.82 × 101,482.18
  4. Step 4: Simplify right side
    168,182.20x = 25,572,273,307.05
  5. Step 5: Solve for x
    x = 25,572,273,307.05/168,182.20
  6. Step 6: Final answer
    x = 152,051.01

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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.