Home / 93,053.38-128,412.46-50,611.92

Finding the Fourth Proportional to 93,053.38, 128,412.46 and 50,611.92

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Solution

The fourth proportional to 93,053.38, 128,412.46 and 50,611.92 is: 69,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.38 : 128,412.46 = 50,611.92 : x
  2. Step 2: Convert to fraction form
    93,053.38/128,412.46 = 50,611.92/x
  3. Step 3: Cross multiply
    93,053.38x = 128,412.46 × 50,611.92
  4. Step 4: Simplify right side
    93,053.38x = 6,499,201,152.52
  5. Step 5: Solve for x
    x = 6,499,201,152.52/93,053.38
  6. Step 6: Final answer
    x = 69,843.79

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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.