Home / 74,564.96-102,937.76-57,530.93

Finding the Fourth Proportional to 74,564.96, 102,937.76 and 57,530.93

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Solution

The fourth proportional to 74,564.96, 102,937.76 and 57,530.93 is: 79,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,564.96 : 102,937.76 = 57,530.93 : x
  2. Step 2: Convert to fraction form
    74,564.96/102,937.76 = 57,530.93/x
  3. Step 3: Cross multiply
    74,564.96x = 102,937.76 × 57,530.93
  4. Step 4: Simplify right side
    74,564.96x = 5,922,104,262.57
  5. Step 5: Solve for x
    x = 5,922,104,262.57/74,564.96
  6. Step 6: Final answer
    x = 79,422.09

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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.