Home / 48,145.40-66,439.26-26,636.02

Finding the Fourth Proportional to 48,145.40, 66,439.26 and 26,636.02

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Solution

The fourth proportional to 48,145.40, 66,439.26 and 26,636.02 is: 36,756.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,145.40 : 66,439.26 = 26,636.02 : x
  2. Step 2: Convert to fraction form
    48,145.40/66,439.26 = 26,636.02/x
  3. Step 3: Cross multiply
    48,145.40x = 66,439.26 × 26,636.02
  4. Step 4: Simplify right side
    48,145.40x = 1,769,677,458.15
  5. Step 5: Solve for x
    x = 1,769,677,458.15/48,145.40
  6. Step 6: Final answer
    x = 36,756.94

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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.