Home / 67,558.68-93,240.24-38,877.76

Finding the Fourth Proportional to 67,558.68, 93,240.24 and 38,877.76

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Solution

The fourth proportional to 67,558.68, 93,240.24 and 38,877.76 is: 53,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,558.68 : 93,240.24 = 38,877.76 : x
  2. Step 2: Convert to fraction form
    67,558.68/93,240.24 = 38,877.76/x
  3. Step 3: Cross multiply
    67,558.68x = 93,240.24 × 38,877.76
  4. Step 4: Simplify right side
    67,558.68x = 3,624,971,439.96
  5. Step 5: Solve for x
    x = 3,624,971,439.96/67,558.68
  6. Step 6: Final answer
    x = 53,656.64

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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.