Home / 68,628.96-94,622.56-52,516.24

Finding the Fourth Proportional to 68,628.96, 94,622.56 and 52,516.24

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Solution

The fourth proportional to 68,628.96, 94,622.56 and 52,516.24 is: 72,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,628.96 : 94,622.56 = 52,516.24 : x
  2. Step 2: Convert to fraction form
    68,628.96/94,622.56 = 52,516.24/x
  3. Step 3: Cross multiply
    68,628.96x = 94,622.56 × 52,516.24
  4. Step 4: Simplify right side
    68,628.96x = 4,969,220,702.53
  5. Step 5: Solve for x
    x = 4,969,220,702.53/68,628.96
  6. Step 6: Final answer
    x = 72,407.05

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1.5x scale

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.