Home / 105,037.67-144,953.94-57,292.73

Finding the Fourth Proportional to 105,037.67, 144,953.94 and 57,292.73

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Solution

The fourth proportional to 105,037.67, 144,953.94 and 57,292.73 is: 79,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,037.67 : 144,953.94 = 57,292.73 : x
  2. Step 2: Convert to fraction form
    105,037.67/144,953.94 = 57,292.73/x
  3. Step 3: Cross multiply
    105,037.67x = 144,953.94 × 57,292.73
  4. Step 4: Simplify right side
    105,037.67x = 8,304,806,946.86
  5. Step 5: Solve for x
    x = 8,304,806,946.86/105,037.67
  6. Step 6: Final answer
    x = 79,065.03

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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.