Home / 197,674.20-272,790.53-107,030.23

Finding the Fourth Proportional to 197,674.20, 272,790.53 and 107,030.23

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Solution

The fourth proportional to 197,674.20, 272,790.53 and 107,030.23 is: 147,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,674.20 : 272,790.53 = 107,030.23 : x
  2. Step 2: Convert to fraction form
    197,674.20/272,790.53 = 107,030.23/x
  3. Step 3: Cross multiply
    197,674.20x = 272,790.53 × 107,030.23
  4. Step 4: Simplify right side
    197,674.20x = 29,196,833,167.72
  5. Step 5: Solve for x
    x = 29,196,833,167.72/197,674.20
  6. Step 6: Final answer
    x = 147,701.79

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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.