Home / 89,654.21-134,449.93-26,457.56

Finding the Fourth Proportional to 89,654.21, 134,449.93 and 26,457.56

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Solution

The fourth proportional to 89,654.21, 134,449.93 and 26,457.56 is: 39,677.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,654.21 : 134,449.93 = 26,457.56 : x
  2. Step 2: Convert to fraction form
    89,654.21/134,449.93 = 26,457.56/x
  3. Step 3: Cross multiply
    89,654.21x = 134,449.93 × 26,457.56
  4. Step 4: Simplify right side
    89,654.21x = 3,557,217,089.97
  5. Step 5: Solve for x
    x = 3,557,217,089.97/89,654.21
  6. Step 6: Final answer
    x = 39,677.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.