Home / 164,554.16-227,084.76-89,102.66

Finding the Fourth Proportional to 164,554.16, 227,084.76 and 89,102.66

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Solution

The fourth proportional to 164,554.16, 227,084.76 and 89,102.66 is: 122,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,554.16 : 227,084.76 = 89,102.66 : x
  2. Step 2: Convert to fraction form
    164,554.16/227,084.76 = 89,102.66/x
  3. Step 3: Cross multiply
    164,554.16x = 227,084.76 × 89,102.66
  4. Step 4: Simplify right side
    164,554.16x = 20,233,855,026.04
  5. Step 5: Solve for x
    x = 20,233,855,026.04/164,554.16
  6. Step 6: Final answer
    x = 122,961.68

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1.5x scale

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.