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Finding the Fourth Proportional to 114,794.74, 172,195.35 and 31,688.74

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Solution

The fourth proportional to 114,794.74, 172,195.35 and 31,688.74 is: 47,534.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,794.74 : 172,195.35 = 31,688.74 : x
  2. Step 2: Convert to fraction form
    114,794.74/172,195.35 = 31,688.74/x
  3. Step 3: Cross multiply
    114,794.74x = 172,195.35 × 31,688.74
  4. Step 4: Simplify right side
    114,794.74x = 5,456,653,675.36
  5. Step 5: Solve for x
    x = 5,456,653,675.36/114,794.74
  6. Step 6: Final answer
    x = 47,534.00

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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.