Home / 197,293.74-272,282.04-120,812.46

Finding the Fourth Proportional to 197,293.74, 272,282.04 and 120,812.46

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Solution

The fourth proportional to 197,293.74, 272,282.04 and 120,812.46 is: 166,731.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,293.74 : 272,282.04 = 120,812.46 : x
  2. Step 2: Convert to fraction form
    197,293.74/272,282.04 = 120,812.46/x
  3. Step 3: Cross multiply
    197,293.74x = 272,282.04 × 120,812.46
  4. Step 4: Simplify right side
    197,293.74x = 32,895,063,066.22
  5. Step 5: Solve for x
    x = 32,895,063,066.22/197,293.74
  6. Step 6: Final answer
    x = 166,731.41

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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.