Home / 49,995.76-75,014.36-21,901.28

Finding the Fourth Proportional to 49,995.76, 75,014.36 and 21,901.28

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Solution

The fourth proportional to 49,995.76, 75,014.36 and 21,901.28 is: 32,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,995.76 : 75,014.36 = 21,901.28 : x
  2. Step 2: Convert to fraction form
    49,995.76/75,014.36 = 21,901.28/x
  3. Step 3: Cross multiply
    49,995.76x = 75,014.36 × 21,901.28
  4. Step 4: Simplify right side
    49,995.76x = 1,642,910,502.38
  5. Step 5: Solve for x
    x = 1,642,910,502.38/49,995.76
  6. Step 6: Final answer
    x = 32,861.00

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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.