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Finding the Fourth Proportional to 86,705.74, 130,067.27 and 23,526.88

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Solution

The fourth proportional to 86,705.74, 130,067.27 and 23,526.88 is: 35,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,705.74 : 130,067.27 = 23,526.88 : x
  2. Step 2: Convert to fraction form
    86,705.74/130,067.27 = 23,526.88/x
  3. Step 3: Cross multiply
    86,705.74x = 130,067.27 × 23,526.88
  4. Step 4: Simplify right side
    86,705.74x = 3,060,077,064.46
  5. Step 5: Solve for x
    x = 3,060,077,064.46/86,705.74
  6. Step 6: Final answer
    x = 35,292.67

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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.