Home / 122,070.04-168,458.87-68,355.97

Finding the Fourth Proportional to 122,070.04, 168,458.87 and 68,355.97

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Solution

The fourth proportional to 122,070.04, 168,458.87 and 68,355.97 is: 94,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,070.04 : 168,458.87 = 68,355.97 : x
  2. Step 2: Convert to fraction form
    122,070.04/168,458.87 = 68,355.97/x
  3. Step 3: Cross multiply
    122,070.04x = 168,458.87 × 68,355.97
  4. Step 4: Simplify right side
    122,070.04x = 11,515,169,213.70
  5. Step 5: Solve for x
    x = 11,515,169,213.70/122,070.04
  6. Step 6: Final answer
    x = 94,332.48

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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.