Home / 68,488.74-102,760.35-26,357.51

Finding the Fourth Proportional to 68,488.74, 102,760.35 and 26,357.51

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Solution

The fourth proportional to 68,488.74, 102,760.35 and 26,357.51 is: 39,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,488.74 : 102,760.35 = 26,357.51 : x
  2. Step 2: Convert to fraction form
    68,488.74/102,760.35 = 26,357.51/x
  3. Step 3: Cross multiply
    68,488.74x = 102,760.35 × 26,357.51
  4. Step 4: Simplify right side
    68,488.74x = 2,708,506,307.14
  5. Step 5: Solve for x
    x = 2,708,506,307.14/68,488.74
  6. Step 6: Final answer
    x = 39,546.74

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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.