Home / 122,246.22-183,325.59-66,127.80

Finding the Fourth Proportional to 122,246.22, 183,325.59 and 66,127.80

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Solution

The fourth proportional to 122,246.22, 183,325.59 and 66,127.80 is: 99,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,246.22 : 183,325.59 = 66,127.80 : x
  2. Step 2: Convert to fraction form
    122,246.22/183,325.59 = 66,127.80/x
  3. Step 3: Cross multiply
    122,246.22x = 183,325.59 × 66,127.80
  4. Step 4: Simplify right side
    122,246.22x = 12,122,917,950.40
  5. Step 5: Solve for x
    x = 12,122,917,950.40/122,246.22
  6. Step 6: Final answer
    x = 99,168.04

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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.