Home / 67,576.65-93,261.51-39,280.50

Finding the Fourth Proportional to 67,576.65, 93,261.51 and 39,280.50

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Solution

The fourth proportional to 67,576.65, 93,261.51 and 39,280.50 is: 54,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,576.65 : 93,261.51 = 39,280.50 : x
  2. Step 2: Convert to fraction form
    67,576.65/93,261.51 = 39,280.50/x
  3. Step 3: Cross multiply
    67,576.65x = 93,261.51 × 39,280.50
  4. Step 4: Simplify right side
    67,576.65x = 3,663,358,743.56
  5. Step 5: Solve for x
    x = 3,663,358,743.56/67,576.65
  6. Step 6: Final answer
    x = 54,210.42

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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.