Home / 74,058.53-102,198.24-42,237.68

Finding the Fourth Proportional to 74,058.53, 102,198.24 and 42,237.68

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Solution

The fourth proportional to 74,058.53, 102,198.24 and 42,237.68 is: 58,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,058.53 : 102,198.24 = 42,237.68 : x
  2. Step 2: Convert to fraction form
    74,058.53/102,198.24 = 42,237.68/x
  3. Step 3: Cross multiply
    74,058.53x = 102,198.24 × 42,237.68
  4. Step 4: Simplify right side
    74,058.53x = 4,316,616,023.71
  5. Step 5: Solve for x
    x = 4,316,616,023.71/74,058.53
  6. Step 6: Final answer
    x = 58,286.55

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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.