Home / 47,564.76-65,639.20-27,421.56

Finding the Fourth Proportional to 47,564.76, 65,639.20 and 27,421.56

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Solution

The fourth proportional to 47,564.76, 65,639.20 and 27,421.56 is: 37,841.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,564.76 : 65,639.20 = 27,421.56 : x
  2. Step 2: Convert to fraction form
    47,564.76/65,639.20 = 27,421.56/x
  3. Step 3: Cross multiply
    47,564.76x = 65,639.20 × 27,421.56
  4. Step 4: Simplify right side
    47,564.76x = 1,799,929,261.15
  5. Step 5: Solve for x
    x = 1,799,929,261.15/47,564.76
  6. Step 6: Final answer
    x = 37,841.66

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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.