Home / 65,533.24-90,443.55-37,243.18

Finding the Fourth Proportional to 65,533.24, 90,443.55 and 37,243.18

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Solution

The fourth proportional to 65,533.24, 90,443.55 and 37,243.18 is: 51,399.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,533.24 : 90,443.55 = 37,243.18 : x
  2. Step 2: Convert to fraction form
    65,533.24/90,443.55 = 37,243.18/x
  3. Step 3: Cross multiply
    65,533.24x = 90,443.55 × 37,243.18
  4. Step 4: Simplify right side
    65,533.24x = 3,368,405,412.49
  5. Step 5: Solve for x
    x = 3,368,405,412.49/65,533.24
  6. Step 6: Final answer
    x = 51,399.95

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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.