Home / 93,267.19-139,928.12-30,086.05

Finding the Fourth Proportional to 93,267.19, 139,928.12 and 30,086.05

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Solution

The fourth proportional to 93,267.19, 139,928.12 and 30,086.05 is: 45,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,267.19 : 139,928.12 = 30,086.05 : x
  2. Step 2: Convert to fraction form
    93,267.19/139,928.12 = 30,086.05/x
  3. Step 3: Cross multiply
    93,267.19x = 139,928.12 × 30,086.05
  4. Step 4: Simplify right side
    93,267.19x = 4,209,884,414.73
  5. Step 5: Solve for x
    x = 4,209,884,414.73/93,267.19
  6. Step 6: Final answer
    x = 45,137.89

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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.