Home / 56,583.32-84,887.28-17,143.51

Finding the Fourth Proportional to 56,583.32, 84,887.28 and 17,143.51

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Solution

The fourth proportional to 56,583.32, 84,887.28 and 17,143.51 is: 25,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,583.32 : 84,887.28 = 17,143.51 : x
  2. Step 2: Convert to fraction form
    56,583.32/84,887.28 = 17,143.51/x
  3. Step 3: Cross multiply
    56,583.32x = 84,887.28 × 17,143.51
  4. Step 4: Simplify right side
    56,583.32x = 1,455,265,509.12
  5. Step 5: Solve for x
    x = 1,455,265,509.12/56,583.32
  6. Step 6: Final answer
    x = 25,718.98

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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.