Home / 164,884.74-227,534.78-89,431.62

Finding the Fourth Proportional to 164,884.74, 227,534.78 and 89,431.62

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Solution

The fourth proportional to 164,884.74, 227,534.78 and 89,431.62 is: 123,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,884.74 : 227,534.78 = 89,431.62 : x
  2. Step 2: Convert to fraction form
    164,884.74/227,534.78 = 89,431.62/x
  3. Step 3: Cross multiply
    164,884.74x = 227,534.78 × 89,431.62
  4. Step 4: Simplify right side
    164,884.74x = 20,348,803,981.74
  5. Step 5: Solve for x
    x = 20,348,803,981.74/164,884.74
  6. Step 6: Final answer
    x = 123,412.29

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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.