Home / 195,854.48-270,278.52-110,987.72

Finding the Fourth Proportional to 195,854.48, 270,278.52 and 110,987.72

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Solution

The fourth proportional to 195,854.48, 270,278.52 and 110,987.72 is: 153,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,854.48 : 270,278.52 = 110,987.72 : x
  2. Step 2: Convert to fraction form
    195,854.48/270,278.52 = 110,987.72/x
  3. Step 3: Cross multiply
    195,854.48x = 270,278.52 × 110,987.72
  4. Step 4: Simplify right side
    195,854.48x = 29,997,596,699.77
  5. Step 5: Solve for x
    x = 29,997,596,699.77/195,854.48
  6. Step 6: Final answer
    x = 153,162.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.