Home / 68,573.08-94,639.60-38,360.08

Finding the Fourth Proportional to 68,573.08, 94,639.60 and 38,360.08

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Solution

The fourth proportional to 68,573.08, 94,639.60 and 38,360.08 is: 52,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,573.08 : 94,639.60 = 38,360.08 : x
  2. Step 2: Convert to fraction form
    68,573.08/94,639.60 = 38,360.08/x
  3. Step 3: Cross multiply
    68,573.08x = 94,639.60 × 38,360.08
  4. Step 4: Simplify right side
    68,573.08x = 3,630,382,627.17
  5. Step 5: Solve for x
    x = 3,630,382,627.17/68,573.08
  6. Step 6: Final answer
    x = 52,941.80

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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.