Home / 119,557.51-164,988.11-65,841.38

Finding the Fourth Proportional to 119,557.51, 164,988.11 and 65,841.38

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Solution

The fourth proportional to 119,557.51, 164,988.11 and 65,841.38 is: 90,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,557.51 : 164,988.11 = 65,841.38 : x
  2. Step 2: Convert to fraction form
    119,557.51/164,988.11 = 65,841.38/x
  3. Step 3: Cross multiply
    119,557.51x = 164,988.11 × 65,841.38
  4. Step 4: Simplify right side
    119,557.51x = 10,863,044,845.99
  5. Step 5: Solve for x
    x = 10,863,044,845.99/119,557.51
  6. Step 6: Final answer
    x = 90,860.41

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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.