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Finding the Fourth Proportional to 169,045.11, 233,266.10 and 101,048.58

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Solution

The fourth proportional to 169,045.11, 233,266.10 and 101,048.58 is: 139,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,045.11 : 233,266.10 = 101,048.58 : x
  2. Step 2: Convert to fraction form
    169,045.11/233,266.10 = 101,048.58/x
  3. Step 3: Cross multiply
    169,045.11x = 233,266.10 × 101,048.58
  4. Step 4: Simplify right side
    169,045.11x = 23,571,207,661.90
  5. Step 5: Solve for x
    x = 23,571,207,661.90/169,045.11
  6. Step 6: Final answer
    x = 139,437.38

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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.