Home / 86,971.91-130,427.03-41,374.23

Finding the Fourth Proportional to 86,971.91, 130,427.03 and 41,374.23

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Solution

The fourth proportional to 86,971.91, 130,427.03 and 41,374.23 is: 62,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,971.91 : 130,427.03 = 41,374.23 : x
  2. Step 2: Convert to fraction form
    86,971.91/130,427.03 = 41,374.23/x
  3. Step 3: Cross multiply
    86,971.91x = 130,427.03 × 41,374.23
  4. Step 4: Simplify right side
    86,971.91x = 5,396,317,730.57
  5. Step 5: Solve for x
    x = 5,396,317,730.57/86,971.91
  6. Step 6: Final answer
    x = 62,046.68

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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.