Home / 197,241.96-272,127.42-112,298.88

Finding the Fourth Proportional to 197,241.96, 272,127.42 and 112,298.88

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Solution

The fourth proportional to 197,241.96, 272,127.42 and 112,298.88 is: 154,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,241.96 : 272,127.42 = 112,298.88 : x
  2. Step 2: Convert to fraction form
    197,241.96/272,127.42 = 112,298.88/x
  3. Step 3: Cross multiply
    197,241.96x = 272,127.42 × 112,298.88
  4. Step 4: Simplify right side
    197,241.96x = 30,559,604,483.29
  5. Step 5: Solve for x
    x = 30,559,604,483.29/197,241.96
  6. Step 6: Final answer
    x = 154,934.60

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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.