Home / 90,462.03-124,837.65-50,174.43

Finding the Fourth Proportional to 90,462.03, 124,837.65 and 50,174.43

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Solution

The fourth proportional to 90,462.03, 124,837.65 and 50,174.43 is: 69,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,462.03 : 124,837.65 = 50,174.43 : x
  2. Step 2: Convert to fraction form
    90,462.03/124,837.65 = 50,174.43/x
  3. Step 3: Cross multiply
    90,462.03x = 124,837.65 × 50,174.43
  4. Step 4: Simplify right side
    90,462.03x = 6,263,657,931.29
  5. Step 5: Solve for x
    x = 6,263,657,931.29/90,462.03
  6. Step 6: Final answer
    x = 69,240.74

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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.