Home / 188,353.32-282,556.18-99,613.06

Finding the Fourth Proportional to 188,353.32, 282,556.18 and 99,613.06

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Solution

The fourth proportional to 188,353.32, 282,556.18 and 99,613.06 is: 149,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,353.32 : 282,556.18 = 99,613.06 : x
  2. Step 2: Convert to fraction form
    188,353.32/282,556.18 = 99,613.06/x
  3. Step 3: Cross multiply
    188,353.32x = 282,556.18 × 99,613.06
  4. Step 4: Simplify right side
    188,353.32x = 28,146,285,711.71
  5. Step 5: Solve for x
    x = 28,146,285,711.71/188,353.32
  6. Step 6: Final answer
    x = 149,433.45

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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.