Home / 197,671.36-272,784.56-107,025.04

Finding the Fourth Proportional to 197,671.36, 272,784.56 and 107,025.04

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Solution

The fourth proportional to 197,671.36, 272,784.56 and 107,025.04 is: 147,693.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,671.36 : 272,784.56 = 107,025.04 : x
  2. Step 2: Convert to fraction form
    197,671.36/272,784.56 = 107,025.04/x
  3. Step 3: Cross multiply
    197,671.36x = 272,784.56 × 107,025.04
  4. Step 4: Simplify right side
    197,671.36x = 29,194,778,445.38
  5. Step 5: Solve for x
    x = 29,194,778,445.38/197,671.36
  6. Step 6: Final answer
    x = 147,693.52

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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.