Home / 79,654.06-109,925.53-43,845.58

Finding the Fourth Proportional to 79,654.06, 109,925.53 and 43,845.58

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Solution

The fourth proportional to 79,654.06, 109,925.53 and 43,845.58 is: 60,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,654.06 : 109,925.53 = 43,845.58 : x
  2. Step 2: Convert to fraction form
    79,654.06/109,925.53 = 43,845.58/x
  3. Step 3: Cross multiply
    79,654.06x = 109,925.53 × 43,845.58
  4. Step 4: Simplify right side
    79,654.06x = 4,819,748,235.23
  5. Step 5: Solve for x
    x = 4,819,748,235.23/79,654.06
  6. Step 6: Final answer
    x = 60,508.51

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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.