Home / 197,744.88-272,886.40-107,098.72

Finding the Fourth Proportional to 197,744.88, 272,886.40 and 107,098.72

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Solution

The fourth proportional to 197,744.88, 272,886.40 and 107,098.72 is: 147,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,744.88 : 272,886.40 = 107,098.72 : x
  2. Step 2: Convert to fraction form
    197,744.88/272,886.40 = 107,098.72/x
  3. Step 3: Cross multiply
    197,744.88x = 272,886.40 × 107,098.72
  4. Step 4: Simplify right side
    197,744.88x = 29,225,784,145.41
  5. Step 5: Solve for x
    x = 29,225,784,145.41/197,744.88
  6. Step 6: Final answer
    x = 147,795.40

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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.