Home / 60,877.42-91,326.39-18,756.26

Finding the Fourth Proportional to 60,877.42, 91,326.39 and 18,756.26

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Solution

The fourth proportional to 60,877.42, 91,326.39 and 18,756.26 is: 28,137.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,877.42 : 91,326.39 = 18,756.26 : x
  2. Step 2: Convert to fraction form
    60,877.42/91,326.39 = 18,756.26/x
  3. Step 3: Cross multiply
    60,877.42x = 91,326.39 × 18,756.26
  4. Step 4: Simplify right side
    60,877.42x = 1,712,941,331.21
  5. Step 5: Solve for x
    x = 1,712,941,331.21/60,877.42
  6. Step 6: Final answer
    x = 28,137.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.