Home / 144,676.02-199,656.45-81,026.76

Finding the Fourth Proportional to 144,676.02, 199,656.45 and 81,026.76

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Solution

The fourth proportional to 144,676.02, 199,656.45 and 81,026.76 is: 111,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,676.02 : 199,656.45 = 81,026.76 : x
  2. Step 2: Convert to fraction form
    144,676.02/199,656.45 = 81,026.76/x
  3. Step 3: Cross multiply
    144,676.02x = 199,656.45 × 81,026.76
  4. Step 4: Simplify right side
    144,676.02x = 16,177,515,256.60
  5. Step 5: Solve for x
    x = 16,177,515,256.60/144,676.02
  6. Step 6: Final answer
    x = 111,818.91

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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.