Home / 65,490.30-98,165.50-37,349.75

Finding the Fourth Proportional to 65,490.30, 98,165.50 and 37,349.75

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Solution

The fourth proportional to 65,490.30, 98,165.50 and 37,349.75 is: 55,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,490.30 : 98,165.50 = 37,349.75 : x
  2. Step 2: Convert to fraction form
    65,490.30/98,165.50 = 37,349.75/x
  3. Step 3: Cross multiply
    65,490.30x = 98,165.50 × 37,349.75
  4. Step 4: Simplify right side
    65,490.30x = 3,666,457,035.66
  5. Step 5: Solve for x
    x = 3,666,457,035.66/65,490.30
  6. Step 6: Final answer
    x = 55,984.73

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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.