Home / 122,904.01-169,623.70-69,199.49

Finding the Fourth Proportional to 122,904.01, 169,623.70 and 69,199.49

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Solution

The fourth proportional to 122,904.01, 169,623.70 and 69,199.49 is: 95,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,904.01 : 169,623.70 = 69,199.49 : x
  2. Step 2: Convert to fraction form
    122,904.01/169,623.70 = 69,199.49/x
  3. Step 3: Cross multiply
    122,904.01x = 169,623.70 × 69,199.49
  4. Step 4: Simplify right side
    122,904.01x = 11,737,873,531.91
  5. Step 5: Solve for x
    x = 11,737,873,531.91/122,904.01
  6. Step 6: Final answer
    x = 95,504.40

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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.