Home / 197,566.77-272,642.47-106,922.82

Finding the Fourth Proportional to 197,566.77, 272,642.47 and 106,922.82

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Solution

The fourth proportional to 197,566.77, 272,642.47 and 106,922.82 is: 147,553.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,566.77 : 272,642.47 = 106,922.82 : x
  2. Step 2: Convert to fraction form
    197,566.77/272,642.47 = 106,922.82/x
  3. Step 3: Cross multiply
    197,566.77x = 272,642.47 × 106,922.82
  4. Step 4: Simplify right side
    197,566.77x = 29,151,703,100.71
  5. Step 5: Solve for x
    x = 29,151,703,100.71/197,566.77
  6. Step 6: Final answer
    x = 147,553.68

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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.