Home / 153,499.44-230,188.68-74,590.32

Finding the Fourth Proportional to 153,499.44, 230,188.68 and 74,590.32

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Solution

The fourth proportional to 153,499.44, 230,188.68 and 74,590.32 is: 111,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,499.44 : 230,188.68 = 74,590.32 : x
  2. Step 2: Convert to fraction form
    153,499.44/230,188.68 = 74,590.32/x
  3. Step 3: Cross multiply
    153,499.44x = 230,188.68 × 74,590.32
  4. Step 4: Simplify right side
    153,499.44x = 17,169,847,301.58
  5. Step 5: Solve for x
    x = 17,169,847,301.58/153,499.44
  6. Step 6: Final answer
    x = 111,856.09

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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.