Home / 197,552.64-272,627.44-112,677.60

Finding the Fourth Proportional to 197,552.64, 272,627.44 and 112,677.60

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Solution

The fourth proportional to 197,552.64, 272,627.44 and 112,677.60 is: 155,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,552.64 : 272,627.44 = 112,677.60 : x
  2. Step 2: Convert to fraction form
    197,552.64/272,627.44 = 112,677.60/x
  3. Step 3: Cross multiply
    197,552.64x = 272,627.44 × 112,677.60
  4. Step 4: Simplify right side
    197,552.64x = 30,719,005,633.34
  5. Step 5: Solve for x
    x = 30,719,005,633.34/197,552.64
  6. Step 6: Final answer
    x = 155,497.82

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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.