Home / 47,207.40-70,821.52-15,627.30

Finding the Fourth Proportional to 47,207.40, 70,821.52 and 15,627.30

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Solution

The fourth proportional to 47,207.40, 70,821.52 and 15,627.30 is: 23,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,207.40 : 70,821.52 = 15,627.30 : x
  2. Step 2: Convert to fraction form
    47,207.40/70,821.52 = 15,627.30/x
  3. Step 3: Cross multiply
    47,207.40x = 70,821.52 × 15,627.30
  4. Step 4: Simplify right side
    47,207.40x = 1,106,749,139.50
  5. Step 5: Solve for x
    x = 1,106,749,139.50/47,207.40
  6. Step 6: Final answer
    x = 23,444.40

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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.