Home / 85,867.89-118,514.70-50,063.64

Finding the Fourth Proportional to 85,867.89, 118,514.70 and 50,063.64

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Solution

The fourth proportional to 85,867.89, 118,514.70 and 50,063.64 is: 69,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,867.89 : 118,514.70 = 50,063.64 : x
  2. Step 2: Convert to fraction form
    85,867.89/118,514.70 = 50,063.64/x
  3. Step 3: Cross multiply
    85,867.89x = 118,514.70 × 50,063.64
  4. Step 4: Simplify right side
    85,867.89x = 5,933,277,275.51
  5. Step 5: Solve for x
    x = 5,933,277,275.51/85,867.89
  6. Step 6: Final answer
    x = 69,097.74

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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.