Home / 55,881.36-83,824.94-18,444.35

Finding the Fourth Proportional to 55,881.36, 83,824.94 and 18,444.35

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Solution

The fourth proportional to 55,881.36, 83,824.94 and 18,444.35 is: 27,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881.36 : 83,824.94 = 18,444.35 : x
  2. Step 2: Convert to fraction form
    55,881.36/83,824.94 = 18,444.35/x
  3. Step 3: Cross multiply
    55,881.36x = 83,824.94 × 18,444.35
  4. Step 4: Simplify right side
    55,881.36x = 1,546,096,020.74
  5. Step 5: Solve for x
    x = 1,546,096,020.74/55,881.36
  6. Step 6: Final answer
    x = 27,667.47

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1.5x scale

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.