Home / 48,555.85-67,007.04-28,416.57

Finding the Fourth Proportional to 48,555.85, 67,007.04 and 28,416.57

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Solution

The fourth proportional to 48,555.85, 67,007.04 and 28,416.57 is: 39,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,555.85 : 67,007.04 = 28,416.57 : x
  2. Step 2: Convert to fraction form
    48,555.85/67,007.04 = 28,416.57/x
  3. Step 3: Cross multiply
    48,555.85x = 67,007.04 × 28,416.57
  4. Step 4: Simplify right side
    48,555.85x = 1,904,110,242.65
  5. Step 5: Solve for x
    x = 1,904,110,242.65/48,555.85
  6. Step 6: Final answer
    x = 39,214.85

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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.