Home / 55,663.08-76,818.14-31,797.51

Finding the Fourth Proportional to 55,663.08, 76,818.14 and 31,797.51

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Solution

The fourth proportional to 55,663.08, 76,818.14 and 31,797.51 is: 43,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,663.08 : 76,818.14 = 31,797.51 : x
  2. Step 2: Convert to fraction form
    55,663.08/76,818.14 = 31,797.51/x
  3. Step 3: Cross multiply
    55,663.08x = 76,818.14 × 31,797.51
  4. Step 4: Simplify right side
    55,663.08x = 2,442,625,574.83
  5. Step 5: Solve for x
    x = 2,442,625,574.83/55,663.08
  6. Step 6: Final answer
    x = 43,882.33

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1.5x scale

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.