Home / 74,848.64-103,288.53-44,618.38

Finding the Fourth Proportional to 74,848.64, 103,288.53 and 44,618.38

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Solution

The fourth proportional to 74,848.64, 103,288.53 and 44,618.38 is: 61,571.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,848.64 : 103,288.53 = 44,618.38 : x
  2. Step 2: Convert to fraction form
    74,848.64/103,288.53 = 44,618.38/x
  3. Step 3: Cross multiply
    74,848.64x = 103,288.53 × 44,618.38
  4. Step 4: Simplify right side
    74,848.64x = 4,608,566,364.74
  5. Step 5: Solve for x
    x = 4,608,566,364.74/74,848.64
  6. Step 6: Final answer
    x = 61,571.81

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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.