Home / 55,983.16-77,197.48-43,238.40

Finding the Fourth Proportional to 55,983.16, 77,197.48 and 43,238.40

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Solution

The fourth proportional to 55,983.16, 77,197.48 and 43,238.40 is: 59,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,983.16 : 77,197.48 = 43,238.40 : x
  2. Step 2: Convert to fraction form
    55,983.16/77,197.48 = 43,238.40/x
  3. Step 3: Cross multiply
    55,983.16x = 77,197.48 × 43,238.40
  4. Step 4: Simplify right side
    55,983.16x = 3,337,895,519.23
  5. Step 5: Solve for x
    x = 3,337,895,519.23/55,983.16
  6. Step 6: Final answer
    x = 59,623.21

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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.