Home / 110,661.36-152,713.08-62,930.40

Finding the Fourth Proportional to 110,661.36, 152,713.08 and 62,930.40

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Solution

The fourth proportional to 110,661.36, 152,713.08 and 62,930.40 is: 86,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,661.36 : 152,713.08 = 62,930.40 : x
  2. Step 2: Convert to fraction form
    110,661.36/152,713.08 = 62,930.40/x
  3. Step 3: Cross multiply
    110,661.36x = 152,713.08 × 62,930.40
  4. Step 4: Simplify right side
    110,661.36x = 9,610,295,209.63
  5. Step 5: Solve for x
    x = 9,610,295,209.63/110,661.36
  6. Step 6: Final answer
    x = 86,844.18

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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.