Home / 74,239.44-102,461.52-58,442.76

Finding the Fourth Proportional to 74,239.44, 102,461.52 and 58,442.76

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Solution

The fourth proportional to 74,239.44, 102,461.52 and 58,442.76 is: 80,659.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,239.44 : 102,461.52 = 58,442.76 : x
  2. Step 2: Convert to fraction form
    74,239.44/102,461.52 = 58,442.76/x
  3. Step 3: Cross multiply
    74,239.44x = 102,461.52 × 58,442.76
  4. Step 4: Simplify right side
    74,239.44x = 5,988,134,022.60
  5. Step 5: Solve for x
    x = 5,988,134,022.60/74,239.44
  6. Step 6: Final answer
    x = 80,659.74

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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.