Home / 119,567.06-165,000.52-65,857.10

Finding the Fourth Proportional to 119,567.06, 165,000.52 and 65,857.10

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Solution

The fourth proportional to 119,567.06, 165,000.52 and 65,857.10 is: 90,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,567.06 : 165,000.52 = 65,857.10 : x
  2. Step 2: Convert to fraction form
    119,567.06/165,000.52 = 65,857.10/x
  3. Step 3: Cross multiply
    119,567.06x = 165,000.52 × 65,857.10
  4. Step 4: Simplify right side
    119,567.06x = 10,866,455,745.69
  5. Step 5: Solve for x
    x = 10,866,455,745.69/119,567.06
  6. Step 6: Final answer
    x = 90,881.68

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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.