Home / 119,985.29-180,013.77-35,748.39

Finding the Fourth Proportional to 119,985.29, 180,013.77 and 35,748.39

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Solution

The fourth proportional to 119,985.29, 180,013.77 and 35,748.39 is: 53,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,985.29 : 180,013.77 = 35,748.39 : x
  2. Step 2: Convert to fraction form
    119,985.29/180,013.77 = 35,748.39/x
  3. Step 3: Cross multiply
    119,985.29x = 180,013.77 × 35,748.39
  4. Step 4: Simplify right side
    119,985.29x = 6,435,202,455.33
  5. Step 5: Solve for x
    x = 6,435,202,455.33/119,985.29
  6. Step 6: Final answer
    x = 53,633.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.