Home / 47,125.10-70,676.64-13,836.26

Finding the Fourth Proportional to 47,125.10, 70,676.64 and 13,836.26

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Solution

The fourth proportional to 47,125.10, 70,676.64 and 13,836.26 is: 20,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,125.10 : 70,676.64 = 13,836.26 : x
  2. Step 2: Convert to fraction form
    47,125.10/70,676.64 = 13,836.26/x
  3. Step 3: Cross multiply
    47,125.10x = 70,676.64 × 13,836.26
  4. Step 4: Simplify right side
    47,125.10x = 977,900,366.97
  5. Step 5: Solve for x
    x = 977,900,366.97/47,125.10
  6. Step 6: Final answer
    x = 20,751.16

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1.5x scale

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.