Home / 48,721.24-67,234.80-27,501.40

Finding the Fourth Proportional to 48,721.24, 67,234.80 and 27,501.40

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Solution

The fourth proportional to 48,721.24, 67,234.80 and 27,501.40 is: 37,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,721.24 : 67,234.80 = 27,501.40 : x
  2. Step 2: Convert to fraction form
    48,721.24/67,234.80 = 27,501.40/x
  3. Step 3: Cross multiply
    48,721.24x = 67,234.80 × 27,501.40
  4. Step 4: Simplify right side
    48,721.24x = 1,849,051,128.72
  5. Step 5: Solve for x
    x = 1,849,051,128.72/48,721.24
  6. Step 6: Final answer
    x = 37,951.64

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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.