Home / 47,840.11-66,011.88-27,693.07

Finding the Fourth Proportional to 47,840.11, 66,011.88 and 27,693.07

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Solution

The fourth proportional to 47,840.11, 66,011.88 and 27,693.07 is: 38,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.11 : 66,011.88 = 27,693.07 : x
  2. Step 2: Convert to fraction form
    47,840.11/66,011.88 = 27,693.07/x
  3. Step 3: Cross multiply
    47,840.11x = 66,011.88 × 27,693.07
  4. Step 4: Simplify right side
    47,840.11x = 1,828,071,613.67
  5. Step 5: Solve for x
    x = 1,828,071,613.67/47,840.11
  6. Step 6: Final answer
    x = 38,212.11

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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.