Home / 122,033.04-168,416.04-68,317.20

Finding the Fourth Proportional to 122,033.04, 168,416.04 and 68,317.20

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Solution

The fourth proportional to 122,033.04, 168,416.04 and 68,317.20 is: 94,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,033.04 : 168,416.04 = 68,317.20 : x
  2. Step 2: Convert to fraction form
    122,033.04/168,416.04 = 68,317.20/x
  3. Step 3: Cross multiply
    122,033.04x = 168,416.04 × 68,317.20
  4. Step 4: Simplify right side
    122,033.04x = 11,505,712,287.89
  5. Step 5: Solve for x
    x = 11,505,712,287.89/122,033.04
  6. Step 6: Final answer
    x = 94,283.58

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1.5x scale

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.