Home / 93,141.56-128,534.64-50,700.26

Finding the Fourth Proportional to 93,141.56, 128,534.64 and 50,700.26

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Solution

The fourth proportional to 93,141.56, 128,534.64 and 50,700.26 is: 69,965.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,141.56 : 128,534.64 = 50,700.26 : x
  2. Step 2: Convert to fraction form
    93,141.56/128,534.64 = 50,700.26/x
  3. Step 3: Cross multiply
    93,141.56x = 128,534.64 × 50,700.26
  4. Step 4: Simplify right side
    93,141.56x = 6,516,739,667.01
  5. Step 5: Solve for x
    x = 6,516,739,667.01/93,141.56
  6. Step 6: Final answer
    x = 69,965.97

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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.