Home / 56,328.55-77,728.06-33,663.02

Finding the Fourth Proportional to 56,328.55, 77,728.06 and 33,663.02

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Solution

The fourth proportional to 56,328.55, 77,728.06 and 33,663.02 is: 46,451.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328.55 : 77,728.06 = 33,663.02 : x
  2. Step 2: Convert to fraction form
    56,328.55/77,728.06 = 33,663.02/x
  3. Step 3: Cross multiply
    56,328.55x = 77,728.06 × 33,663.02
  4. Step 4: Simplify right side
    56,328.55x = 2,616,561,238.34
  5. Step 5: Solve for x
    x = 2,616,561,238.34/56,328.55
  6. Step 6: Final answer
    x = 46,451.78

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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.