Home / 93,343.05-139,996.35-31,013.55

Finding the Fourth Proportional to 93,343.05, 139,996.35 and 31,013.55

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Solution

The fourth proportional to 93,343.05, 139,996.35 and 31,013.55 is: 46,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,343.05 : 139,996.35 = 31,013.55 : x
  2. Step 2: Convert to fraction form
    93,343.05/139,996.35 = 31,013.55/x
  3. Step 3: Cross multiply
    93,343.05x = 139,996.35 × 31,013.55
  4. Step 4: Simplify right side
    93,343.05x = 4,341,783,800.54
  5. Step 5: Solve for x
    x = 4,341,783,800.54/93,343.05
  6. Step 6: Final answer
    x = 46,514.27

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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.