Home / 197,047.13-271,931.54-107,623.13

Finding the Fourth Proportional to 197,047.13, 271,931.54 and 107,623.13

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Solution

The fourth proportional to 197,047.13, 271,931.54 and 107,623.13 is: 148,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,047.13 : 271,931.54 = 107,623.13 : x
  2. Step 2: Convert to fraction form
    197,047.13/271,931.54 = 107,623.13/x
  3. Step 3: Cross multiply
    197,047.13x = 271,931.54 × 107,623.13
  4. Step 4: Simplify right side
    197,047.13x = 29,266,121,582.75
  5. Step 5: Solve for x
    x = 29,266,121,582.75/197,047.13
  6. Step 6: Final answer
    x = 148,523.46

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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.