Home / 47,197.98-65,133.90-25,688.36

Finding the Fourth Proportional to 47,197.98, 65,133.90 and 25,688.36

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Solution

The fourth proportional to 47,197.98, 65,133.90 and 25,688.36 is: 35,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,197.98 : 65,133.90 = 25,688.36 : x
  2. Step 2: Convert to fraction form
    47,197.98/65,133.90 = 25,688.36/x
  3. Step 3: Cross multiply
    47,197.98x = 65,133.90 × 25,688.36
  4. Step 4: Simplify right side
    47,197.98x = 1,673,183,071.40
  5. Step 5: Solve for x
    x = 1,673,183,071.40/47,197.98
  6. Step 6: Final answer
    x = 35,450.31

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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.