Home / 92,987.19-128,322.23-50,546.03

Finding the Fourth Proportional to 92,987.19, 128,322.23 and 50,546.03

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Solution

The fourth proportional to 92,987.19, 128,322.23 and 50,546.03 is: 69,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,987.19 : 128,322.23 = 50,546.03 : x
  2. Step 2: Convert to fraction form
    92,987.19/128,322.23 = 50,546.03/x
  3. Step 3: Cross multiply
    92,987.19x = 128,322.23 × 50,546.03
  4. Step 4: Simplify right side
    92,987.19x = 6,486,178,392.91
  5. Step 5: Solve for x
    x = 6,486,178,392.91/92,987.19
  6. Step 6: Final answer
    x = 69,753.46

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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.