Home / 86,739.23-130,108.80-24,409.73

Finding the Fourth Proportional to 86,739.23, 130,108.80 and 24,409.73

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Solution

The fourth proportional to 86,739.23, 130,108.80 and 24,409.73 is: 36,614.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,739.23 : 130,108.80 = 24,409.73 : x
  2. Step 2: Convert to fraction form
    86,739.23/130,108.80 = 24,409.73/x
  3. Step 3: Cross multiply
    86,739.23x = 130,108.80 × 24,409.73
  4. Step 4: Simplify right side
    86,739.23x = 3,175,920,678.62
  5. Step 5: Solve for x
    x = 3,175,920,678.62/86,739.23
  6. Step 6: Final answer
    x = 36,614.58

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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.