Home / 47,148.50-70,723.56-15,984.56

Finding the Fourth Proportional to 47,148.50, 70,723.56 and 15,984.56

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Solution

The fourth proportional to 47,148.50, 70,723.56 and 15,984.56 is: 23,977.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.50 : 70,723.56 = 15,984.56 : x
  2. Step 2: Convert to fraction form
    47,148.50/70,723.56 = 15,984.56/x
  3. Step 3: Cross multiply
    47,148.50x = 70,723.56 × 15,984.56
  4. Step 4: Simplify right side
    47,148.50x = 1,130,484,988.23
  5. Step 5: Solve for x
    x = 1,130,484,988.23/47,148.50
  6. Step 6: Final answer
    x = 23,977.11

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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.