Home / 93,399.08-128,891.46-50,957.96

Finding the Fourth Proportional to 93,399.08, 128,891.46 and 50,957.96

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Solution

The fourth proportional to 93,399.08, 128,891.46 and 50,957.96 is: 70,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,399.08 : 128,891.46 = 50,957.96 : x
  2. Step 2: Convert to fraction form
    93,399.08/128,891.46 = 50,957.96/x
  3. Step 3: Cross multiply
    93,399.08x = 128,891.46 × 50,957.96
  4. Step 4: Simplify right side
    93,399.08x = 6,568,045,863.02
  5. Step 5: Solve for x
    x = 6,568,045,863.02/93,399.08
  6. Step 6: Final answer
    x = 70,322.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.