Home / 197,306.84-272,216.81-112,363.76

Finding the Fourth Proportional to 197,306.84, 272,216.81 and 112,363.76

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Solution

The fourth proportional to 197,306.84, 272,216.81 and 112,363.76 is: 155,024.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,306.84 : 272,216.81 = 112,363.76 : x
  2. Step 2: Convert to fraction form
    197,306.84/272,216.81 = 112,363.76/x
  3. Step 3: Cross multiply
    197,306.84x = 272,216.81 × 112,363.76
  4. Step 4: Simplify right side
    197,306.84x = 30,587,302,383.90
  5. Step 5: Solve for x
    x = 30,587,302,383.90/197,306.84
  6. Step 6: Final answer
    x = 155,024.04

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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.