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Finding the Fourth Proportional to 130,157.92, 195,182.80 and 63,578.72

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Solution

The fourth proportional to 130,157.92, 195,182.80 and 63,578.72 is: 95,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,157.92 : 195,182.80 = 63,578.72 : x
  2. Step 2: Convert to fraction form
    130,157.92/195,182.80 = 63,578.72/x
  3. Step 3: Cross multiply
    130,157.92x = 195,182.80 × 63,578.72
  4. Step 4: Simplify right side
    130,157.92x = 12,409,472,590.02
  5. Step 5: Solve for x
    x = 12,409,472,590.02/130,157.92
  6. Step 6: Final answer
    x = 95,341.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.