Home / 86,887.69-130,339.13-24,558.19

Finding the Fourth Proportional to 86,887.69, 130,339.13 and 24,558.19

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Solution

The fourth proportional to 86,887.69, 130,339.13 and 24,558.19 is: 36,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,887.69 : 130,339.13 = 24,558.19 : x
  2. Step 2: Convert to fraction form
    86,887.69/130,339.13 = 24,558.19/x
  3. Step 3: Cross multiply
    86,887.69x = 130,339.13 × 24,558.19
  4. Step 4: Simplify right side
    86,887.69x = 3,200,892,670.34
  5. Step 5: Solve for x
    x = 3,200,892,670.34/86,887.69
  6. Step 6: Final answer
    x = 36,839.43

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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.