Home / 74,058.32-102,197.95-42,237.47

Finding the Fourth Proportional to 74,058.32, 102,197.95 and 42,237.47

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Solution

The fourth proportional to 74,058.32, 102,197.95 and 42,237.47 is: 58,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,058.32 : 102,197.95 = 42,237.47 : x
  2. Step 2: Convert to fraction form
    74,058.32/102,197.95 = 42,237.47/x
  3. Step 3: Cross multiply
    74,058.32x = 102,197.95 × 42,237.47
  4. Step 4: Simplify right side
    74,058.32x = 4,316,582,230.60
  5. Step 5: Solve for x
    x = 4,316,582,230.60/74,058.32
  6. Step 6: Final answer
    x = 58,286.26

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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.