Home / 197,349.16-272,337.78-107,925.16

Finding the Fourth Proportional to 197,349.16, 272,337.78 and 107,925.16

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Solution

The fourth proportional to 197,349.16, 272,337.78 and 107,925.16 is: 148,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,349.16 : 272,337.78 = 107,925.16 : x
  2. Step 2: Convert to fraction form
    197,349.16/272,337.78 = 107,925.16/x
  3. Step 3: Cross multiply
    197,349.16x = 272,337.78 × 107,925.16
  4. Step 4: Simplify right side
    197,349.16x = 29,392,098,480.54
  5. Step 5: Solve for x
    x = 29,392,098,480.54/197,349.16
  6. Step 6: Final answer
    x = 148,934.50

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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.