Home / 197,260.96-272,214.65-111,219.18

Finding the Fourth Proportional to 197,260.96, 272,214.65 and 111,219.18

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Solution

The fourth proportional to 197,260.96, 272,214.65 and 111,219.18 is: 153,479.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,260.96 : 272,214.65 = 111,219.18 : x
  2. Step 2: Convert to fraction form
    197,260.96/272,214.65 = 111,219.18/x
  3. Step 3: Cross multiply
    197,260.96x = 272,214.65 × 111,219.18
  4. Step 4: Simplify right side
    197,260.96x = 30,275,490,156.99
  5. Step 5: Solve for x
    x = 30,275,490,156.99/197,260.96
  6. Step 6: Final answer
    x = 153,479.38

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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.