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Finding the Fourth Proportional to 267,763.77, 369,525.11 and 153,061.29

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Solution

The fourth proportional to 267,763.77, 369,525.11 and 153,061.29 is: 211,230.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,763.77 : 369,525.11 = 153,061.29 : x
  2. Step 2: Convert to fraction form
    267,763.77/369,525.11 = 153,061.29/x
  3. Step 3: Cross multiply
    267,763.77x = 369,525.11 × 153,061.29
  4. Step 4: Simplify right side
    267,763.77x = 56,559,989,258.69
  5. Step 5: Solve for x
    x = 56,559,989,258.69/267,763.77
  6. Step 6: Final answer
    x = 211,230.93

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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.