Home / 86,833.50-130,248.82-27,668.37

Finding the Fourth Proportional to 86,833.50, 130,248.82 and 27,668.37

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Solution

The fourth proportional to 86,833.50, 130,248.82 and 27,668.37 is: 41,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,833.50 : 130,248.82 = 27,668.37 : x
  2. Step 2: Convert to fraction form
    86,833.50/130,248.82 = 27,668.37/x
  3. Step 3: Cross multiply
    86,833.50x = 130,248.82 × 27,668.37
  4. Step 4: Simplify right side
    86,833.50x = 3,603,772,543.82
  5. Step 5: Solve for x
    x = 3,603,772,543.82/86,833.50
  6. Step 6: Final answer
    x = 41,502.10

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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.