Home / 90,501.14-124,889.66-50,214.02

Finding the Fourth Proportional to 90,501.14, 124,889.66 and 50,214.02

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Solution

The fourth proportional to 90,501.14, 124,889.66 and 50,214.02 is: 69,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,501.14 : 124,889.66 = 50,214.02 : x
  2. Step 2: Convert to fraction form
    90,501.14/124,889.66 = 50,214.02/x
  3. Step 3: Cross multiply
    90,501.14x = 124,889.66 × 50,214.02
  4. Step 4: Simplify right side
    90,501.14x = 6,271,211,885.03
  5. Step 5: Solve for x
    x = 6,271,211,885.03/90,501.14
  6. Step 6: Final answer
    x = 69,294.29

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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.