Home / 47,308.18-70,962.28-19,243.52

Finding the Fourth Proportional to 47,308.18, 70,962.28 and 19,243.52

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Solution

The fourth proportional to 47,308.18, 70,962.28 and 19,243.52 is: 28,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308.18 : 70,962.28 = 19,243.52 : x
  2. Step 2: Convert to fraction form
    47,308.18/70,962.28 = 19,243.52/x
  3. Step 3: Cross multiply
    47,308.18x = 70,962.28 × 19,243.52
  4. Step 4: Simplify right side
    47,308.18x = 1,365,564,054.43
  5. Step 5: Solve for x
    x = 1,365,564,054.43/47,308.18
  6. Step 6: Final answer
    x = 28,865.28

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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.