Home / 161,022.28-222,220.80-93,051.73

Finding the Fourth Proportional to 161,022.28, 222,220.80 and 93,051.73

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Solution

The fourth proportional to 161,022.28, 222,220.80 and 93,051.73 is: 128,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,022.28 : 222,220.80 = 93,051.73 : x
  2. Step 2: Convert to fraction form
    161,022.28/222,220.80 = 93,051.73/x
  3. Step 3: Cross multiply
    161,022.28x = 222,220.80 × 93,051.73
  4. Step 4: Simplify right side
    161,022.28x = 20,678,029,416.73
  5. Step 5: Solve for x
    x = 20,678,029,416.73/161,022.28
  6. Step 6: Final answer
    x = 128,417.20

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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.