Home / 93,268.08-128,711.52-50,826.60

Finding the Fourth Proportional to 93,268.08, 128,711.52 and 50,826.60

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Solution

The fourth proportional to 93,268.08, 128,711.52 and 50,826.60 is: 70,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,268.08 : 128,711.52 = 50,826.60 : x
  2. Step 2: Convert to fraction form
    93,268.08/128,711.52 = 50,826.60/x
  3. Step 3: Cross multiply
    93,268.08x = 128,711.52 × 50,826.60
  4. Step 4: Simplify right side
    93,268.08x = 6,541,968,942.43
  5. Step 5: Solve for x
    x = 6,541,968,942.43/93,268.08
  6. Step 6: Final answer
    x = 70,141.56

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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.