Home / 86,624.56-129,883.38-34,010.20

Finding the Fourth Proportional to 86,624.56, 129,883.38 and 34,010.20

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Solution

The fourth proportional to 86,624.56, 129,883.38 and 34,010.20 is: 50,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,624.56 : 129,883.38 = 34,010.20 : x
  2. Step 2: Convert to fraction form
    86,624.56/129,883.38 = 34,010.20/x
  3. Step 3: Cross multiply
    86,624.56x = 129,883.38 × 34,010.20
  4. Step 4: Simplify right side
    86,624.56x = 4,417,359,730.48
  5. Step 5: Solve for x
    x = 4,417,359,730.48/86,624.56
  6. Step 6: Final answer
    x = 50,994.31

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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.