Home / 197,670.53-272,784.96-107,026.58

Finding the Fourth Proportional to 197,670.53, 272,784.96 and 107,026.58

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Solution

The fourth proportional to 197,670.53, 272,784.96 and 107,026.58 is: 147,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,670.53 : 272,784.96 = 107,026.58 : x
  2. Step 2: Convert to fraction form
    197,670.53/272,784.96 = 107,026.58/x
  3. Step 3: Cross multiply
    197,670.53x = 272,784.96 × 107,026.58
  4. Step 4: Simplify right side
    197,670.53x = 29,195,239,980.31
  5. Step 5: Solve for x
    x = 29,195,239,980.31/197,670.53
  6. Step 6: Final answer
    x = 147,696.48

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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.