Home / 74,870.57-103,284.09-44,634.59

Finding the Fourth Proportional to 74,870.57, 103,284.09 and 44,634.59

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Solution

The fourth proportional to 74,870.57, 103,284.09 and 44,634.59 is: 61,573.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,870.57 : 103,284.09 = 44,634.59 : x
  2. Step 2: Convert to fraction form
    74,870.57/103,284.09 = 44,634.59/x
  3. Step 3: Cross multiply
    74,870.57x = 103,284.09 × 44,634.59
  4. Step 4: Simplify right side
    74,870.57x = 4,610,042,881.57
  5. Step 5: Solve for x
    x = 4,610,042,881.57/74,870.57
  6. Step 6: Final answer
    x = 61,573.50

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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.