Home / 74,966.40-103,436.58-44,761.50

Finding the Fourth Proportional to 74,966.40, 103,436.58 and 44,761.50

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Solution

The fourth proportional to 74,966.40, 103,436.58 and 44,761.50 is: 61,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966.40 : 103,436.58 = 44,761.50 : x
  2. Step 2: Convert to fraction form
    74,966.40/103,436.58 = 44,761.50/x
  3. Step 3: Cross multiply
    74,966.40x = 103,436.58 × 44,761.50
  4. Step 4: Simplify right side
    74,966.40x = 4,629,976,475.67
  5. Step 5: Solve for x
    x = 4,629,976,475.67/74,966.40
  6. Step 6: Final answer
    x = 61,760.69

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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.