Home / 47,174.46-70,762.40-12,113.34

Finding the Fourth Proportional to 47,174.46, 70,762.40 and 12,113.34

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Solution

The fourth proportional to 47,174.46, 70,762.40 and 12,113.34 is: 18,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174.46 : 70,762.40 = 12,113.34 : x
  2. Step 2: Convert to fraction form
    47,174.46/70,762.40 = 12,113.34/x
  3. Step 3: Cross multiply
    47,174.46x = 70,762.40 × 12,113.34
  4. Step 4: Simplify right side
    47,174.46x = 857,169,010.42
  5. Step 5: Solve for x
    x = 857,169,010.42/47,174.46
  6. Step 6: Final answer
    x = 18,170.19

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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.