Home / 309,226.14-463,831.92-98,865.90

Finding the Fourth Proportional to 309,226.14, 463,831.92 and 98,865.90

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Solution

The fourth proportional to 309,226.14, 463,831.92 and 98,865.90 is: 148,296.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,226.14 : 463,831.92 = 98,865.90 : x
  2. Step 2: Convert to fraction form
    309,226.14/463,831.92 = 98,865.90/x
  3. Step 3: Cross multiply
    309,226.14x = 463,831.92 × 98,865.90
  4. Step 4: Simplify right side
    309,226.14x = 45,857,160,219.53
  5. Step 5: Solve for x
    x = 45,857,160,219.53/309,226.14
  6. Step 6: Final answer
    x = 148,296.52

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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.