Home / 55,509.81-83,292.05-25,923.35

Finding the Fourth Proportional to 55,509.81, 83,292.05 and 25,923.35

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Solution

The fourth proportional to 55,509.81, 83,292.05 and 25,923.35 is: 38,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,509.81 : 83,292.05 = 25,923.35 : x
  2. Step 2: Convert to fraction form
    55,509.81/83,292.05 = 25,923.35/x
  3. Step 3: Cross multiply
    55,509.81x = 83,292.05 × 25,923.35
  4. Step 4: Simplify right side
    55,509.81x = 2,159,208,964.37
  5. Step 5: Solve for x
    x = 2,159,208,964.37/55,509.81
  6. Step 6: Final answer
    x = 38,897.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.