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Finding the Fourth Proportional to 169,893.65, 254,285.82 and 124,903.13

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Solution

The fourth proportional to 169,893.65, 254,285.82 and 124,903.13 is: 186,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,893.65 : 254,285.82 = 124,903.13 : x
  2. Step 2: Convert to fraction form
    169,893.65/254,285.82 = 124,903.13/x
  3. Step 3: Cross multiply
    169,893.65x = 254,285.82 × 124,903.13
  4. Step 4: Simplify right side
    169,893.65x = 31,761,094,832.62
  5. Step 5: Solve for x
    x = 31,761,094,832.62/169,893.65
  6. Step 6: Final answer
    x = 186,946.92

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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.