Home / 86,871.06-130,329.06-24,541.56

Finding the Fourth Proportional to 86,871.06, 130,329.06 and 24,541.56

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Solution

The fourth proportional to 86,871.06, 130,329.06 and 24,541.56 is: 36,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,871.06 : 130,329.06 = 24,541.56 : x
  2. Step 2: Convert to fraction form
    86,871.06/130,329.06 = 24,541.56/x
  3. Step 3: Cross multiply
    86,871.06x = 130,329.06 × 24,541.56
  4. Step 4: Simplify right side
    86,871.06x = 3,198,478,445.73
  5. Step 5: Solve for x
    x = 3,198,478,445.73/86,871.06
  6. Step 6: Final answer
    x = 36,818.69

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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.