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Finding the Fourth Proportional to 228,061.64, 314,775.03 and 132,623.40

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Solution

The fourth proportional to 228,061.64, 314,775.03 and 132,623.40 is: 183,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,061.64 : 314,775.03 = 132,623.40 : x
  2. Step 2: Convert to fraction form
    228,061.64/314,775.03 = 132,623.40/x
  3. Step 3: Cross multiply
    228,061.64x = 314,775.03 × 132,623.40
  4. Step 4: Simplify right side
    228,061.64x = 41,746,534,713.70
  5. Step 5: Solve for x
    x = 41,746,534,713.70/228,061.64
  6. Step 6: Final answer
    x = 183,049.35

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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.