Home / 47,274.40-70,825.20-38,461.60

Finding the Fourth Proportional to 47,274.40, 70,825.20 and 38,461.60

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Solution

The fourth proportional to 47,274.40, 70,825.20 and 38,461.60 is: 57,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.40 : 70,825.20 = 38,461.60 : x
  2. Step 2: Convert to fraction form
    47,274.40/70,825.20 = 38,461.60/x
  3. Step 3: Cross multiply
    47,274.40x = 70,825.20 × 38,461.60
  4. Step 4: Simplify right side
    47,274.40x = 2,724,050,512.32
  5. Step 5: Solve for x
    x = 2,724,050,512.32/47,274.40
  6. Step 6: Final answer
    x = 57,622.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.