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Finding the Fourth Proportional to 86,741.73, 130,112.64 and 24,412.23

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Solution

The fourth proportional to 86,741.73, 130,112.64 and 24,412.23 is: 36,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,741.73 : 130,112.64 = 24,412.23 : x
  2. Step 2: Convert to fraction form
    86,741.73/130,112.64 = 24,412.23/x
  3. Step 3: Cross multiply
    86,741.73x = 130,112.64 × 24,412.23
  4. Step 4: Simplify right side
    86,741.73x = 3,176,339,693.59
  5. Step 5: Solve for x
    x = 3,176,339,693.59/86,741.73
  6. Step 6: Final answer
    x = 36,618.36

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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.