Home / 67,485.99-93,131.36-37,272.07

Finding the Fourth Proportional to 67,485.99, 93,131.36 and 37,272.07

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Solution

The fourth proportional to 67,485.99, 93,131.36 and 37,272.07 is: 51,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,485.99 : 93,131.36 = 37,272.07 : x
  2. Step 2: Convert to fraction form
    67,485.99/93,131.36 = 37,272.07/x
  3. Step 3: Cross multiply
    67,485.99x = 93,131.36 × 37,272.07
  4. Step 4: Simplify right side
    67,485.99x = 3,471,199,011.54
  5. Step 5: Solve for x
    x = 3,471,199,011.54/67,485.99
  6. Step 6: Final answer
    x = 51,435.85

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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.