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Finding the Fourth Proportional to 114,460.83, 171,698.94 and 39,588.21

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Solution

The fourth proportional to 114,460.83, 171,698.94 and 39,588.21 is: 59,384.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,460.83 : 171,698.94 = 39,588.21 : x
  2. Step 2: Convert to fraction form
    114,460.83/171,698.94 = 39,588.21/x
  3. Step 3: Cross multiply
    114,460.83x = 171,698.94 × 39,588.21
  4. Step 4: Simplify right side
    114,460.83x = 6,797,253,693.50
  5. Step 5: Solve for x
    x = 6,797,253,693.50/114,460.83
  6. Step 6: Final answer
    x = 59,384.98

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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.