Home / 93,028.55-128,377.93-50,586.71

Finding the Fourth Proportional to 93,028.55, 128,377.93 and 50,586.71

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Solution

The fourth proportional to 93,028.55, 128,377.93 and 50,586.71 is: 69,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,028.55 : 128,377.93 = 50,586.71 : x
  2. Step 2: Convert to fraction form
    93,028.55/128,377.93 = 50,586.71/x
  3. Step 3: Cross multiply
    93,028.55x = 128,377.93 × 50,586.71
  4. Step 4: Simplify right side
    93,028.55x = 6,494,217,115.31
  5. Step 5: Solve for x
    x = 6,494,217,115.31/93,028.55
  6. Step 6: Final answer
    x = 69,808.86

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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.