Home / 93,727.80-140,591.76-38,323.80

Finding the Fourth Proportional to 93,727.80, 140,591.76 and 38,323.80

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Solution

The fourth proportional to 93,727.80, 140,591.76 and 38,323.80 is: 57,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727.80 : 140,591.76 = 38,323.80 : x
  2. Step 2: Convert to fraction form
    93,727.80/140,591.76 = 38,323.80/x
  3. Step 3: Cross multiply
    93,727.80x = 140,591.76 × 38,323.80
  4. Step 4: Simplify right side
    93,727.80x = 5,388,010,491.89
  5. Step 5: Solve for x
    x = 5,388,010,491.89/93,727.80
  6. Step 6: Final answer
    x = 57,485.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.