Home / 74,830.77-103,279.64-44,617.95

Finding the Fourth Proportional to 74,830.77, 103,279.64 and 44,617.95

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Solution

The fourth proportional to 74,830.77, 103,279.64 and 44,617.95 is: 61,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,830.77 : 103,279.64 = 44,617.95 : x
  2. Step 2: Convert to fraction form
    74,830.77/103,279.64 = 44,617.95/x
  3. Step 3: Cross multiply
    74,830.77x = 103,279.64 × 44,617.95
  4. Step 4: Simplify right side
    74,830.77x = 4,608,125,590.45
  5. Step 5: Solve for x
    x = 4,608,125,590.45/74,830.77
  6. Step 6: Final answer
    x = 61,580.63

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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.