Home / 122,540.04-183,862.31-69,239.34

Finding the Fourth Proportional to 122,540.04, 183,862.31 and 69,239.34

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Solution

The fourth proportional to 122,540.04, 183,862.31 and 69,239.34 is: 103,888.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,540.04 : 183,862.31 = 69,239.34 : x
  2. Step 2: Convert to fraction form
    122,540.04/183,862.31 = 69,239.34/x
  3. Step 3: Cross multiply
    122,540.04x = 183,862.31 × 69,239.34
  4. Step 4: Simplify right side
    122,540.04x = 12,730,504,649.08
  5. Step 5: Solve for x
    x = 12,730,504,649.08/122,540.04
  6. Step 6: Final answer
    x = 103,888.53

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1.5x scale

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.