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Finding the Fourth Proportional to 60,374.58, 83,312.95 and 33,515.78

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Solution

The fourth proportional to 60,374.58, 83,312.95 and 33,515.78 is: 46,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,374.58 : 83,312.95 = 33,515.78 : x
  2. Step 2: Convert to fraction form
    60,374.58/83,312.95 = 33,515.78/x
  3. Step 3: Cross multiply
    60,374.58x = 83,312.95 × 33,515.78
  4. Step 4: Simplify right side
    60,374.58x = 2,792,298,503.35
  5. Step 5: Solve for x
    x = 2,792,298,503.35/60,374.58
  6. Step 6: Final answer
    x = 46,249.57

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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.