Home / 197,548.17-272,599.27-115,892.88

Finding the Fourth Proportional to 197,548.17, 272,599.27 and 115,892.88

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Solution

The fourth proportional to 197,548.17, 272,599.27 and 115,892.88 is: 159,922.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,548.17 : 272,599.27 = 115,892.88 : x
  2. Step 2: Convert to fraction form
    197,548.17/272,599.27 = 115,892.88/x
  3. Step 3: Cross multiply
    197,548.17x = 272,599.27 × 115,892.88
  4. Step 4: Simplify right side
    197,548.17x = 31,592,313,826.12
  5. Step 5: Solve for x
    x = 31,592,313,826.12/197,548.17
  6. Step 6: Final answer
    x = 159,922.08

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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.