Home / 164,970.07-227,659.30-89,518.57

Finding the Fourth Proportional to 164,970.07, 227,659.30 and 89,518.57

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Solution

The fourth proportional to 164,970.07, 227,659.30 and 89,518.57 is: 123,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,970.07 : 227,659.30 = 89,518.57 : x
  2. Step 2: Convert to fraction form
    164,970.07/227,659.30 = 89,518.57/x
  3. Step 3: Cross multiply
    164,970.07x = 227,659.30 × 89,518.57
  4. Step 4: Simplify right side
    164,970.07x = 20,379,733,397.31
  5. Step 5: Solve for x
    x = 20,379,733,397.31/164,970.07
  6. Step 6: Final answer
    x = 123,535.95

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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.