Home / 160,400.73-221,358.23-92,412.36

Finding the Fourth Proportional to 160,400.73, 221,358.23 and 92,412.36

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Solution

The fourth proportional to 160,400.73, 221,358.23 and 92,412.36 is: 127,532.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,400.73 : 221,358.23 = 92,412.36 : x
  2. Step 2: Convert to fraction form
    160,400.73/221,358.23 = 92,412.36/x
  3. Step 3: Cross multiply
    160,400.73x = 221,358.23 × 92,412.36
  4. Step 4: Simplify right side
    160,400.73x = 20,456,236,531.06
  5. Step 5: Solve for x
    x = 20,456,236,531.06/160,400.73
  6. Step 6: Final answer
    x = 127,532.07

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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.