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Finding the Fourth Proportional to 131,656.16, 197,382.24 and 65,050.40

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Solution

The fourth proportional to 131,656.16, 197,382.24 and 65,050.40 is: 97,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,656.16 : 197,382.24 = 65,050.40 : x
  2. Step 2: Convert to fraction form
    131,656.16/197,382.24 = 65,050.40/x
  3. Step 3: Cross multiply
    131,656.16x = 197,382.24 × 65,050.40
  4. Step 4: Simplify right side
    131,656.16x = 12,839,793,664.90
  5. Step 5: Solve for x
    x = 12,839,793,664.90/131,656.16
  6. Step 6: Final answer
    x = 97,525.20

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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.