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Finding the Fourth Proportional to 183,887.70, 275,831.55 and 65,562.90

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Solution

The fourth proportional to 183,887.70, 275,831.55 and 65,562.90 is: 98,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,887.70 : 275,831.55 = 65,562.90 : x
  2. Step 2: Convert to fraction form
    183,887.70/275,831.55 = 65,562.90/x
  3. Step 3: Cross multiply
    183,887.70x = 275,831.55 × 65,562.90
  4. Step 4: Simplify right side
    183,887.70x = 18,084,316,329.50
  5. Step 5: Solve for x
    x = 18,084,316,329.50/183,887.70
  6. Step 6: Final answer
    x = 98,344.35

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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.