Home / 55,746.40-76,924.24-31,550.08

Finding the Fourth Proportional to 55,746.40, 76,924.24 and 31,550.08

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Solution

The fourth proportional to 55,746.40, 76,924.24 and 31,550.08 is: 43,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,746.40 : 76,924.24 = 31,550.08 : x
  2. Step 2: Convert to fraction form
    55,746.40/76,924.24 = 31,550.08/x
  3. Step 3: Cross multiply
    55,746.40x = 76,924.24 × 31,550.08
  4. Step 4: Simplify right side
    55,746.40x = 2,426,965,925.94
  5. Step 5: Solve for x
    x = 2,426,965,925.94/55,746.40
  6. Step 6: Final answer
    x = 43,535.83

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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.