Home / 163,094.65-225,084.17-90,504.36

Finding the Fourth Proportional to 163,094.65, 225,084.17 and 90,504.36

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Solution

The fourth proportional to 163,094.65, 225,084.17 and 90,504.36 is: 124,903.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,094.65 : 225,084.17 = 90,504.36 : x
  2. Step 2: Convert to fraction form
    163,094.65/225,084.17 = 90,504.36/x
  3. Step 3: Cross multiply
    163,094.65x = 225,084.17 × 90,504.36
  4. Step 4: Simplify right side
    163,094.65x = 20,371,098,751.98
  5. Step 5: Solve for x
    x = 20,371,098,751.98/163,094.65
  6. Step 6: Final answer
    x = 124,903.54

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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.