Home / 86,975.04-130,463.79-24,645.54

Finding the Fourth Proportional to 86,975.04, 130,463.79 and 24,645.54

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Solution

The fourth proportional to 86,975.04, 130,463.79 and 24,645.54 is: 36,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,975.04 : 130,463.79 = 24,645.54 : x
  2. Step 2: Convert to fraction form
    86,975.04/130,463.79 = 24,645.54/x
  3. Step 3: Cross multiply
    86,975.04x = 130,463.79 × 24,645.54
  4. Step 4: Simplify right side
    86,975.04x = 3,215,350,555.00
  5. Step 5: Solve for x
    x = 3,215,350,555.00/86,975.04
  6. Step 6: Final answer
    x = 36,968.66

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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.