Home / 64,074.46-88,423.65-35,780.14

Finding the Fourth Proportional to 64,074.46, 88,423.65 and 35,780.14

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Solution

The fourth proportional to 64,074.46, 88,423.65 and 35,780.14 is: 49,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.46 : 88,423.65 = 35,780.14 : x
  2. Step 2: Convert to fraction form
    64,074.46/88,423.65 = 35,780.14/x
  3. Step 3: Cross multiply
    64,074.46x = 88,423.65 × 35,780.14
  4. Step 4: Simplify right side
    64,074.46x = 3,163,810,576.31
  5. Step 5: Solve for x
    x = 3,163,810,576.31/64,074.46
  6. Step 6: Final answer
    x = 49,377.09

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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.