Home / 119,054.02-164,294.07-65,339.92

Finding the Fourth Proportional to 119,054.02, 164,294.07 and 65,339.92

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Solution

The fourth proportional to 119,054.02, 164,294.07 and 65,339.92 is: 90,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,054.02 : 164,294.07 = 65,339.92 : x
  2. Step 2: Convert to fraction form
    119,054.02/164,294.07 = 65,339.92/x
  3. Step 3: Cross multiply
    119,054.02x = 164,294.07 × 65,339.92
  4. Step 4: Simplify right side
    119,054.02x = 10,734,961,390.27
  5. Step 5: Solve for x
    x = 10,734,961,390.27/119,054.02
  6. Step 6: Final answer
    x = 90,168.83

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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.