Home / 325,498.24-488,317.02-100,853.68

Finding the Fourth Proportional to 325,498.24, 488,317.02 and 100,853.68

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Solution

The fourth proportional to 325,498.24, 488,317.02 and 100,853.68 is: 151,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,498.24 : 488,317.02 = 100,853.68 : x
  2. Step 2: Convert to fraction form
    325,498.24/488,317.02 = 100,853.68/x
  3. Step 3: Cross multiply
    325,498.24x = 488,317.02 × 100,853.68
  4. Step 4: Simplify right side
    325,498.24x = 49,248,568,473.63
  5. Step 5: Solve for x
    x = 49,248,568,473.63/325,498.24
  6. Step 6: Final answer
    x = 151,302.10

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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.