Home / 86,077.79-129,124.11-23,748.29

Finding the Fourth Proportional to 86,077.79, 129,124.11 and 23,748.29

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Solution

The fourth proportional to 86,077.79, 129,124.11 and 23,748.29 is: 35,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,077.79 : 129,124.11 = 23,748.29 : x
  2. Step 2: Convert to fraction form
    86,077.79/129,124.11 = 23,748.29/x
  3. Step 3: Cross multiply
    86,077.79x = 129,124.11 × 23,748.29
  4. Step 4: Simplify right side
    86,077.79x = 3,066,476,164.65
  5. Step 5: Solve for x
    x = 3,066,476,164.65/86,077.79
  6. Step 6: Final answer
    x = 35,624.48

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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.