Home / 47,981.06-66,192.45-27,826.27

Finding the Fourth Proportional to 47,981.06, 66,192.45 and 27,826.27

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Solution

The fourth proportional to 47,981.06, 66,192.45 and 27,826.27 is: 38,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.06 : 66,192.45 = 27,826.27 : x
  2. Step 2: Convert to fraction form
    47,981.06/66,192.45 = 27,826.27/x
  3. Step 3: Cross multiply
    47,981.06x = 66,192.45 × 27,826.27
  4. Step 4: Simplify right side
    47,981.06x = 1,841,889,048.64
  5. Step 5: Solve for x
    x = 1,841,889,048.64/47,981.06
  6. Step 6: Final answer
    x = 38,387.84

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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.