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Finding the Fourth Proportional to 119,325.16, 164,669.84 and 65,610.52

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Solution

The fourth proportional to 119,325.16, 164,669.84 and 65,610.52 is: 90,543.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,325.16 : 164,669.84 = 65,610.52 : x
  2. Step 2: Convert to fraction form
    119,325.16/164,669.84 = 65,610.52/x
  3. Step 3: Cross multiply
    119,325.16x = 164,669.84 × 65,610.52
  4. Step 4: Simplify right side
    119,325.16x = 10,804,073,830.72
  5. Step 5: Solve for x
    x = 10,804,073,830.72/119,325.16
  6. Step 6: Final answer
    x = 90,543.13

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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.