Home / 236,375.04-354,565.68-78,603.52

Finding the Fourth Proportional to 236,375.04, 354,565.68 and 78,603.52

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Solution

The fourth proportional to 236,375.04, 354,565.68 and 78,603.52 is: 117,906.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,375.04 : 354,565.68 = 78,603.52 : x
  2. Step 2: Convert to fraction form
    236,375.04/354,565.68 = 78,603.52/x
  3. Step 3: Cross multiply
    236,375.04x = 354,565.68 × 78,603.52
  4. Step 4: Simplify right side
    236,375.04x = 27,870,110,519.19
  5. Step 5: Solve for x
    x = 27,870,110,519.19/236,375.04
  6. Step 6: Final answer
    x = 117,906.32

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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.