Home / 47,840.16-66,018.08-27,697.38

Finding the Fourth Proportional to 47,840.16, 66,018.08 and 27,697.38

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Solution

The fourth proportional to 47,840.16, 66,018.08 and 27,697.38 is: 38,221.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.16 : 66,018.08 = 27,697.38 : x
  2. Step 2: Convert to fraction form
    47,840.16/66,018.08 = 27,697.38/x
  3. Step 3: Cross multiply
    47,840.16x = 66,018.08 × 27,697.38
  4. Step 4: Simplify right side
    47,840.16x = 1,828,527,710.14
  5. Step 5: Solve for x
    x = 1,828,527,710.14/47,840.16
  6. Step 6: Final answer
    x = 38,221.61

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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.