Home / 86,724.12-130,074.56-23,548.52

Finding the Fourth Proportional to 86,724.12, 130,074.56 and 23,548.52

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Solution

The fourth proportional to 86,724.12, 130,074.56 and 23,548.52 is: 35,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,724.12 : 130,074.56 = 23,548.52 : x
  2. Step 2: Convert to fraction form
    86,724.12/130,074.56 = 23,548.52/x
  3. Step 3: Cross multiply
    86,724.12x = 130,074.56 × 23,548.52
  4. Step 4: Simplify right side
    86,724.12x = 3,063,063,673.40
  5. Step 5: Solve for x
    x = 3,063,063,673.40/86,724.12
  6. Step 6: Final answer
    x = 35,319.63

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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.