Home / 74,011.39-111,053.53-34,562.77

Finding the Fourth Proportional to 74,011.39, 111,053.53 and 34,562.77

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Solution

The fourth proportional to 74,011.39, 111,053.53 and 34,562.77 is: 51,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,011.39 : 111,053.53 = 34,562.77 : x
  2. Step 2: Convert to fraction form
    74,011.39/111,053.53 = 34,562.77/x
  3. Step 3: Cross multiply
    74,011.39x = 111,053.53 × 34,562.77
  4. Step 4: Simplify right side
    74,011.39x = 3,838,317,615.08
  5. Step 5: Solve for x
    x = 3,838,317,615.08/74,011.39
  6. Step 6: Final answer
    x = 51,861.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.