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Finding the Fourth Proportional to 171,240.04, 256,834.14 and 46,590.76

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Solution

The fourth proportional to 171,240.04, 256,834.14 and 46,590.76 is: 69,879.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,240.04 : 256,834.14 = 46,590.76 : x
  2. Step 2: Convert to fraction form
    171,240.04/256,834.14 = 46,590.76/x
  3. Step 3: Cross multiply
    171,240.04x = 256,834.14 × 46,590.76
  4. Step 4: Simplify right side
    171,240.04x = 11,966,097,776.55
  5. Step 5: Solve for x
    x = 11,966,097,776.55/171,240.04
  6. Step 6: Final answer
    x = 69,879.09

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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.