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Finding the Fourth Proportional to 60,653.71, 83,702.96 and 35,161.93

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Solution

The fourth proportional to 60,653.71, 83,702.96 and 35,161.93 is: 48,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,653.71 : 83,702.96 = 35,161.93 : x
  2. Step 2: Convert to fraction form
    60,653.71/83,702.96 = 35,161.93/x
  3. Step 3: Cross multiply
    60,653.71x = 83,702.96 × 35,161.93
  4. Step 4: Simplify right side
    60,653.71x = 2,943,157,620.31
  5. Step 5: Solve for x
    x = 2,943,157,620.31/60,653.71
  6. Step 6: Final answer
    x = 48,523.95

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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.