Home / 74,927.43-103,422.02-43,118.73

Finding the Fourth Proportional to 74,927.43, 103,422.02 and 43,118.73

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Solution

The fourth proportional to 74,927.43, 103,422.02 and 43,118.73 is: 59,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,927.43 : 103,422.02 = 43,118.73 : x
  2. Step 2: Convert to fraction form
    74,927.43/103,422.02 = 43,118.73/x
  3. Step 3: Cross multiply
    74,927.43x = 103,422.02 × 43,118.73
  4. Step 4: Simplify right side
    74,927.43x = 4,459,425,940.84
  5. Step 5: Solve for x
    x = 4,459,425,940.84/74,927.43
  6. Step 6: Final answer
    x = 59,516.60

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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.