Home / 197,343.51-272,123.76-159,062.82

Finding the Fourth Proportional to 197,343.51, 272,123.76 and 159,062.82

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Solution

The fourth proportional to 197,343.51, 272,123.76 and 159,062.82 is: 219,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,343.51 : 272,123.76 = 159,062.82 : x
  2. Step 2: Convert to fraction form
    197,343.51/272,123.76 = 159,062.82/x
  3. Step 3: Cross multiply
    197,343.51x = 272,123.76 × 159,062.82
  4. Step 4: Simplify right side
    197,343.51x = 43,284,772,654.60
  5. Step 5: Solve for x
    x = 43,284,772,654.60/197,343.51
  6. Step 6: Final answer
    x = 219,337.20

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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.