Home / 197,780.24-272,937.04-117,247.34

Finding the Fourth Proportional to 197,780.24, 272,937.04 and 117,247.34

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Solution

The fourth proportional to 197,780.24, 272,937.04 and 117,247.34 is: 161,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,780.24 : 272,937.04 = 117,247.34 : x
  2. Step 2: Convert to fraction form
    197,780.24/272,937.04 = 117,247.34/x
  3. Step 3: Cross multiply
    197,780.24x = 272,937.04 × 117,247.34
  4. Step 4: Simplify right side
    197,780.24x = 32,001,140,269.67
  5. Step 5: Solve for x
    x = 32,001,140,269.67/197,780.24
  6. Step 6: Final answer
    x = 161,801.51

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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.