Home / 119,212.67-164,516.45-65,501.16

Finding the Fourth Proportional to 119,212.67, 164,516.45 and 65,501.16

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Solution

The fourth proportional to 119,212.67, 164,516.45 and 65,501.16 is: 90,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,212.67 : 164,516.45 = 65,501.16 : x
  2. Step 2: Convert to fraction form
    119,212.67/164,516.45 = 65,501.16/x
  3. Step 3: Cross multiply
    119,212.67x = 164,516.45 × 65,501.16
  4. Step 4: Simplify right side
    119,212.67x = 10,776,017,986.58
  5. Step 5: Solve for x
    x = 10,776,017,986.58/119,212.67
  6. Step 6: Final answer
    x = 90,393.23

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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.