Home / 93,034.20-139,508.10-40,416.60

Finding the Fourth Proportional to 93,034.20, 139,508.10 and 40,416.60

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Solution

The fourth proportional to 93,034.20, 139,508.10 and 40,416.60 is: 60,606.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,034.20 : 139,508.10 = 40,416.60 : x
  2. Step 2: Convert to fraction form
    93,034.20/139,508.10 = 40,416.60/x
  3. Step 3: Cross multiply
    93,034.20x = 139,508.10 × 40,416.60
  4. Step 4: Simplify right side
    93,034.20x = 5,638,443,074.46
  5. Step 5: Solve for x
    x = 5,638,443,074.46/93,034.20
  6. Step 6: Final answer
    x = 60,606.13

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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.