Home / 197,505.64-272,557.61-111,482.73

Finding the Fourth Proportional to 197,505.64, 272,557.61 and 111,482.73

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Solution

The fourth proportional to 197,505.64, 272,557.61 and 111,482.73 is: 153,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,505.64 : 272,557.61 = 111,482.73 : x
  2. Step 2: Convert to fraction form
    197,505.64/272,557.61 = 111,482.73/x
  3. Step 3: Cross multiply
    197,505.64x = 272,557.61 × 111,482.73
  4. Step 4: Simplify right side
    197,505.64x = 30,385,466,305.72
  5. Step 5: Solve for x
    x = 30,385,466,305.72/197,505.64
  6. Step 6: Final answer
    x = 153,846.07

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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.