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Finding the Fourth Proportional to 60,641.80, 83,684.46 and 33,784.24

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Solution

The fourth proportional to 60,641.80, 83,684.46 and 33,784.24 is: 46,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,641.80 : 83,684.46 = 33,784.24 : x
  2. Step 2: Convert to fraction form
    60,641.80/83,684.46 = 33,784.24/x
  3. Step 3: Cross multiply
    60,641.80x = 83,684.46 × 33,784.24
  4. Step 4: Simplify right side
    60,641.80x = 2,827,215,880.91
  5. Step 5: Solve for x
    x = 2,827,215,880.91/60,641.80
  6. Step 6: Final answer
    x = 46,621.57

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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.