Home / 47,866.11-66,050.45-27,729.47

Finding the Fourth Proportional to 47,866.11, 66,050.45 and 27,729.47

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Solution

The fourth proportional to 47,866.11, 66,050.45 and 27,729.47 is: 38,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,866.11 : 66,050.45 = 27,729.47 : x
  2. Step 2: Convert to fraction form
    47,866.11/66,050.45 = 27,729.47/x
  3. Step 3: Cross multiply
    47,866.11x = 66,050.45 × 27,729.47
  4. Step 4: Simplify right side
    47,866.11x = 1,831,543,971.76
  5. Step 5: Solve for x
    x = 1,831,543,971.76/47,866.11
  6. Step 6: Final answer
    x = 38,263.90

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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.