Home / 159,582.04-220,222.12-87,962.12

Finding the Fourth Proportional to 159,582.04, 220,222.12 and 87,962.12

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Solution

The fourth proportional to 159,582.04, 220,222.12 and 87,962.12 is: 121,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,582.04 : 220,222.12 = 87,962.12 : x
  2. Step 2: Convert to fraction form
    159,582.04/220,222.12 = 87,962.12/x
  3. Step 3: Cross multiply
    159,582.04x = 220,222.12 × 87,962.12
  4. Step 4: Simplify right side
    159,582.04x = 19,371,204,546.09
  5. Step 5: Solve for x
    x = 19,371,204,546.09/159,582.04
  6. Step 6: Final answer
    x = 121,387.12

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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.