Home / 36,663.48-50,551.20-30,988.08

Finding the Fourth Proportional to 36,663.48, 50,551.20 and 30,988.08

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Solution

The fourth proportional to 36,663.48, 50,551.20 and 30,988.08 is: 42,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.48 : 50,551.20 = 30,988.08 : x
  2. Step 2: Convert to fraction form
    36,663.48/50,551.20 = 30,988.08/x
  3. Step 3: Cross multiply
    36,663.48x = 50,551.20 × 30,988.08
  4. Step 4: Simplify right side
    36,663.48x = 1,566,484,629.70
  5. Step 5: Solve for x
    x = 1,566,484,629.70/36,663.48
  6. Step 6: Final answer
    x = 42,726.02

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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.