Home / 74,550.65-102,882.71-42,725.68

Finding the Fourth Proportional to 74,550.65, 102,882.71 and 42,725.68

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Solution

The fourth proportional to 74,550.65, 102,882.71 and 42,725.68 is: 58,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,550.65 : 102,882.71 = 42,725.68 : x
  2. Step 2: Convert to fraction form
    74,550.65/102,882.71 = 42,725.68/x
  3. Step 3: Cross multiply
    74,550.65x = 102,882.71 × 42,725.68
  4. Step 4: Simplify right side
    74,550.65x = 4,395,733,594.60
  5. Step 5: Solve for x
    x = 4,395,733,594.60/74,550.65
  6. Step 6: Final answer
    x = 58,963.05

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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.