Home / 164,962.04-247,393.69-86,033.21

Finding the Fourth Proportional to 164,962.04, 247,393.69 and 86,033.21

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Solution

The fourth proportional to 164,962.04, 247,393.69 and 86,033.21 is: 129,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,962.04 : 247,393.69 = 86,033.21 : x
  2. Step 2: Convert to fraction form
    164,962.04/247,393.69 = 86,033.21/x
  3. Step 3: Cross multiply
    164,962.04x = 247,393.69 × 86,033.21
  4. Step 4: Simplify right side
    164,962.04x = 21,284,073,284.44
  5. Step 5: Solve for x
    x = 21,284,073,284.44/164,962.04
  6. Step 6: Final answer
    x = 129,024.07

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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.