Home / 47,256.36-70,914.18-19,176.55

Finding the Fourth Proportional to 47,256.36, 70,914.18 and 19,176.55

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Solution

The fourth proportional to 47,256.36, 70,914.18 and 19,176.55 is: 28,776.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,256.36 : 70,914.18 = 19,176.55 : x
  2. Step 2: Convert to fraction form
    47,256.36/70,914.18 = 19,176.55/x
  3. Step 3: Cross multiply
    47,256.36x = 70,914.18 × 19,176.55
  4. Step 4: Simplify right side
    47,256.36x = 1,359,889,213.11
  5. Step 5: Solve for x
    x = 1,359,889,213.11/47,256.36
  6. Step 6: Final answer
    x = 28,776.85

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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.