Home / 119,386.36-164,757.48-65,675.52

Finding the Fourth Proportional to 119,386.36, 164,757.48 and 65,675.52

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Solution

The fourth proportional to 119,386.36, 164,757.48 and 65,675.52 is: 90,634.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,386.36 : 164,757.48 = 65,675.52 : x
  2. Step 2: Convert to fraction form
    119,386.36/164,757.48 = 65,675.52/x
  3. Step 3: Cross multiply
    119,386.36x = 164,757.48 × 65,675.52
  4. Step 4: Simplify right side
    119,386.36x = 10,820,533,172.89
  5. Step 5: Solve for x
    x = 10,820,533,172.89/119,386.36
  6. Step 6: Final answer
    x = 90,634.58

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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.