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Finding the Fourth Proportional to 183,552.94, 252,831.10 and 129,745.45

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Solution

The fourth proportional to 183,552.94, 252,831.10 and 129,745.45 is: 178,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,552.94 : 252,831.10 = 129,745.45 : x
  2. Step 2: Convert to fraction form
    183,552.94/252,831.10 = 129,745.45/x
  3. Step 3: Cross multiply
    183,552.94x = 252,831.10 × 129,745.45
  4. Step 4: Simplify right side
    183,552.94x = 32,803,683,291.36
  5. Step 5: Solve for x
    x = 32,803,683,291.36/183,552.94
  6. Step 6: Final answer
    x = 178,715.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.