Home / 93,956.68-129,659.29-51,515.11

Finding the Fourth Proportional to 93,956.68, 129,659.29 and 51,515.11

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Solution

The fourth proportional to 93,956.68, 129,659.29 and 51,515.11 is: 71,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,956.68 : 129,659.29 = 51,515.11 : x
  2. Step 2: Convert to fraction form
    93,956.68/129,659.29 = 51,515.11/x
  3. Step 3: Cross multiply
    93,956.68x = 129,659.29 × 51,515.11
  4. Step 4: Simplify right side
    93,956.68x = 6,679,412,586.87
  5. Step 5: Solve for x
    x = 6,679,412,586.87/93,956.68
  6. Step 6: Final answer
    x = 71,090.34

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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.