Home / 96,750.76-133,514.94-54,308.20

Finding the Fourth Proportional to 96,750.76, 133,514.94 and 54,308.20

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Solution

The fourth proportional to 96,750.76, 133,514.94 and 54,308.20 is: 74,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,750.76 : 133,514.94 = 54,308.20 : x
  2. Step 2: Convert to fraction form
    96,750.76/133,514.94 = 54,308.20/x
  3. Step 3: Cross multiply
    96,750.76x = 133,514.94 × 54,308.20
  4. Step 4: Simplify right side
    96,750.76x = 7,250,956,064.51
  5. Step 5: Solve for x
    x = 7,250,956,064.51/96,750.76
  6. Step 6: Final answer
    x = 74,944.69

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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.