Home / 93,119.64-128,505.24-50,678.04

Finding the Fourth Proportional to 93,119.64, 128,505.24 and 50,678.04

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Solution

The fourth proportional to 93,119.64, 128,505.24 and 50,678.04 is: 69,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,119.64 : 128,505.24 = 50,678.04 : x
  2. Step 2: Convert to fraction form
    93,119.64/128,505.24 = 50,678.04/x
  3. Step 3: Cross multiply
    93,119.64x = 128,505.24 × 50,678.04
  4. Step 4: Simplify right side
    93,119.64x = 6,512,393,692.93
  5. Step 5: Solve for x
    x = 6,512,393,692.93/93,119.64
  6. Step 6: Final answer
    x = 69,935.77

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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.