Home / 48,130.30-66,420-26,909.52

Finding the Fourth Proportional to 48,130.30, 66,420 and 26,909.52

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Solution

The fourth proportional to 48,130.30, 66,420 and 26,909.52 is: 37,135.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,130.30 : 66,420 = 26,909.52 : x
  2. Step 2: Convert to fraction form
    48,130.30/66,420 = 26,909.52/x
  3. Step 3: Cross multiply
    48,130.30x = 66,420 × 26,909.52
  4. Step 4: Simplify right side
    48,130.30x = 1,787,330,069.33
  5. Step 5: Solve for x
    x = 1,787,330,069.33/48,130.30
  6. Step 6: Final answer
    x = 37,135.24

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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.