Home / 55,529.06-76,686.06-35,395.42

Finding the Fourth Proportional to 55,529.06, 76,686.06 and 35,395.42

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Solution

The fourth proportional to 55,529.06, 76,686.06 and 35,395.42 is: 48,881.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,529.06 : 76,686.06 = 35,395.42 : x
  2. Step 2: Convert to fraction form
    55,529.06/76,686.06 = 35,395.42/x
  3. Step 3: Cross multiply
    55,529.06x = 76,686.06 × 35,395.42
  4. Step 4: Simplify right side
    55,529.06x = 2,714,335,301.85
  5. Step 5: Solve for x
    x = 2,714,335,301.85/55,529.06
  6. Step 6: Final answer
    x = 48,881.35

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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.