Home / 47,981.49-66,196.62-27,827.07

Finding the Fourth Proportional to 47,981.49, 66,196.62 and 27,827.07

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Solution

The fourth proportional to 47,981.49, 66,196.62 and 27,827.07 is: 38,391.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.49 : 66,196.62 = 27,827.07 : x
  2. Step 2: Convert to fraction form
    47,981.49/66,196.62 = 27,827.07/x
  3. Step 3: Cross multiply
    47,981.49x = 66,196.62 × 27,827.07
  4. Step 4: Simplify right side
    47,981.49x = 1,842,057,978.50
  5. Step 5: Solve for x
    x = 1,842,057,978.50/47,981.49
  6. Step 6: Final answer
    x = 38,391.01

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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.