Home / 86,929.08-130,404.60-24,599.60

Finding the Fourth Proportional to 86,929.08, 130,404.60 and 24,599.60

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Solution

The fourth proportional to 86,929.08, 130,404.60 and 24,599.60 is: 36,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,929.08 : 130,404.60 = 24,599.60 : x
  2. Step 2: Convert to fraction form
    86,929.08/130,404.60 = 24,599.60/x
  3. Step 3: Cross multiply
    86,929.08x = 130,404.60 × 24,599.60
  4. Step 4: Simplify right side
    86,929.08x = 3,207,900,998.16
  5. Step 5: Solve for x
    x = 3,207,900,998.16/86,929.08
  6. Step 6: Final answer
    x = 36,902.51

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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.