Home / 93,022.06-128,369.56-50,580.62

Finding the Fourth Proportional to 93,022.06, 128,369.56 and 50,580.62

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Solution

The fourth proportional to 93,022.06, 128,369.56 and 50,580.62 is: 69,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,022.06 : 128,369.56 = 50,580.62 : x
  2. Step 2: Convert to fraction form
    93,022.06/128,369.56 = 50,580.62/x
  3. Step 3: Cross multiply
    93,022.06x = 128,369.56 × 50,580.62
  4. Step 4: Simplify right side
    93,022.06x = 6,493,011,933.93
  5. Step 5: Solve for x
    x = 6,493,011,933.93/93,022.06
  6. Step 6: Final answer
    x = 69,800.78

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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.