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Finding the Fourth Proportional to 156,653.64, 235,213.74 and 63,341.64

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Solution

The fourth proportional to 156,653.64, 235,213.74 and 63,341.64 is: 95,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,653.64 : 235,213.74 = 63,341.64 : x
  2. Step 2: Convert to fraction form
    156,653.64/235,213.74 = 63,341.64/x
  3. Step 3: Cross multiply
    156,653.64x = 235,213.74 × 63,341.64
  4. Step 4: Simplify right side
    156,653.64x = 14,898,824,042.13
  5. Step 5: Solve for x
    x = 14,898,824,042.13/156,653.64
  6. Step 6: Final answer
    x = 95,106.78

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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.