Home / 93,054.70-139,538.85-40,437.10

Finding the Fourth Proportional to 93,054.70, 139,538.85 and 40,437.10

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Solution

The fourth proportional to 93,054.70, 139,538.85 and 40,437.10 is: 60,636.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,054.70 : 139,538.85 = 40,437.10 : x
  2. Step 2: Convert to fraction form
    93,054.70/139,538.85 = 40,437.10/x
  3. Step 3: Cross multiply
    93,054.70x = 139,538.85 × 40,437.10
  4. Step 4: Simplify right side
    93,054.70x = 5,642,546,431.34
  5. Step 5: Solve for x
    x = 5,642,546,431.34/93,054.70
  6. Step 6: Final answer
    x = 60,636.88

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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.