Home / 181,538.20-272,307.30-168,416.20

Finding the Fourth Proportional to 181,538.20, 272,307.30 and 168,416.20

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Solution

The fourth proportional to 181,538.20, 272,307.30 and 168,416.20 is: 252,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,538.20 : 272,307.30 = 168,416.20 : x
  2. Step 2: Convert to fraction form
    181,538.20/272,307.30 = 168,416.20/x
  3. Step 3: Cross multiply
    181,538.20x = 272,307.30 × 168,416.20
  4. Step 4: Simplify right side
    181,538.20x = 45,860,960,698.26
  5. Step 5: Solve for x
    x = 45,860,960,698.26/181,538.20
  6. Step 6: Final answer
    x = 252,624.30

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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.