Home / 93,928.40-141,022.20-74,229.20

Finding the Fourth Proportional to 93,928.40, 141,022.20 and 74,229.20

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Solution

The fourth proportional to 93,928.40, 141,022.20 and 74,229.20 is: 111,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,928.40 : 141,022.20 = 74,229.20 : x
  2. Step 2: Convert to fraction form
    93,928.40/141,022.20 = 74,229.20/x
  3. Step 3: Cross multiply
    93,928.40x = 141,022.20 × 74,229.20
  4. Step 4: Simplify right side
    93,928.40x = 10,467,965,088.24
  5. Step 5: Solve for x
    x = 10,467,965,088.24/93,928.40
  6. Step 6: Final answer
    x = 111,446.22

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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.