Home / 122,236.63-183,407.63-66,116.25

Finding the Fourth Proportional to 122,236.63, 183,407.63 and 66,116.25

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Solution

The fourth proportional to 122,236.63, 183,407.63 and 66,116.25 is: 99,202.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,236.63 : 183,407.63 = 66,116.25 : x
  2. Step 2: Convert to fraction form
    122,236.63/183,407.63 = 66,116.25/x
  3. Step 3: Cross multiply
    122,236.63x = 183,407.63 × 66,116.25
  4. Step 4: Simplify right side
    122,236.63x = 12,126,224,386.41
  5. Step 5: Solve for x
    x = 12,126,224,386.41/122,236.63
  6. Step 6: Final answer
    x = 99,202.87

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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.