Home / 52,875.24-72,942.66-31,650.39

Finding the Fourth Proportional to 52,875.24, 72,942.66 and 31,650.39

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Solution

The fourth proportional to 52,875.24, 72,942.66 and 31,650.39 is: 43,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,875.24 : 72,942.66 = 31,650.39 : x
  2. Step 2: Convert to fraction form
    52,875.24/72,942.66 = 31,650.39/x
  3. Step 3: Cross multiply
    52,875.24x = 72,942.66 × 31,650.39
  4. Step 4: Simplify right side
    52,875.24x = 2,308,663,636.64
  5. Step 5: Solve for x
    x = 2,308,663,636.64/52,875.24
  6. Step 6: Final answer
    x = 43,662.47

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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.