Home / 56,356.16-77,772.95-30,863.93

Finding the Fourth Proportional to 56,356.16, 77,772.95 and 30,863.93

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Solution

The fourth proportional to 56,356.16, 77,772.95 and 30,863.93 is: 42,593.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,356.16 : 77,772.95 = 30,863.93 : x
  2. Step 2: Convert to fraction form
    56,356.16/77,772.95 = 30,863.93/x
  3. Step 3: Cross multiply
    56,356.16x = 77,772.95 × 30,863.93
  4. Step 4: Simplify right side
    56,356.16x = 2,400,378,884.69
  5. Step 5: Solve for x
    x = 2,400,378,884.69/56,356.16
  6. Step 6: Final answer
    x = 42,593.02

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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.