Home / 56,351.64-77,767.68-31,201.14

Finding the Fourth Proportional to 56,351.64, 77,767.68 and 31,201.14

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Solution

The fourth proportional to 56,351.64, 77,767.68 and 31,201.14 is: 43,058.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,351.64 : 77,767.68 = 31,201.14 : x
  2. Step 2: Convert to fraction form
    56,351.64/77,767.68 = 31,201.14/x
  3. Step 3: Cross multiply
    56,351.64x = 77,767.68 × 31,201.14
  4. Step 4: Simplify right side
    56,351.64x = 2,426,440,271.16
  5. Step 5: Solve for x
    x = 2,426,440,271.16/56,351.64
  6. Step 6: Final answer
    x = 43,058.91

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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.