Home / 74,273.34-102,497.38-42,442.17

Finding the Fourth Proportional to 74,273.34, 102,497.38 and 42,442.17

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Solution

The fourth proportional to 74,273.34, 102,497.38 and 42,442.17 is: 58,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,273.34 : 102,497.38 = 42,442.17 : x
  2. Step 2: Convert to fraction form
    74,273.34/102,497.38 = 42,442.17/x
  3. Step 3: Cross multiply
    74,273.34x = 102,497.38 × 42,442.17
  4. Step 4: Simplify right side
    74,273.34x = 4,350,210,974.78
  5. Step 5: Solve for x
    x = 4,350,210,974.78/74,273.34
  6. Step 6: Final answer
    x = 58,570.29

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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.