Home / 93,053.70-139,537.35-40,436.10

Finding the Fourth Proportional to 93,053.70, 139,537.35 and 40,436.10

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Solution

The fourth proportional to 93,053.70, 139,537.35 and 40,436.10 is: 60,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.70 : 139,537.35 = 40,436.10 : x
  2. Step 2: Convert to fraction form
    93,053.70/139,537.35 = 40,436.10/x
  3. Step 3: Cross multiply
    93,053.70x = 139,537.35 × 40,436.10
  4. Step 4: Simplify right side
    93,053.70x = 5,642,346,238.34
  5. Step 5: Solve for x
    x = 5,642,346,238.34/93,053.70
  6. Step 6: Final answer
    x = 60,635.38

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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.