Home / 62,988.56-94,496.16-20,866.26

Finding the Fourth Proportional to 62,988.56, 94,496.16 and 20,866.26

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Solution

The fourth proportional to 62,988.56, 94,496.16 and 20,866.26 is: 31,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,988.56 : 94,496.16 = 20,866.26 : x
  2. Step 2: Convert to fraction form
    62,988.56/94,496.16 = 20,866.26/x
  3. Step 3: Cross multiply
    62,988.56x = 94,496.16 × 20,866.26
  4. Step 4: Simplify right side
    62,988.56x = 1,971,781,443.56
  5. Step 5: Solve for x
    x = 1,971,781,443.56/62,988.56
  6. Step 6: Final answer
    x = 31,303.80

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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.