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Finding the Fourth Proportional to 169,681.01, 254,323.47 and 124,893.08

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Solution

The fourth proportional to 169,681.01, 254,323.47 and 124,893.08 is: 187,193.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,681.01 : 254,323.47 = 124,893.08 : x
  2. Step 2: Convert to fraction form
    169,681.01/254,323.47 = 124,893.08/x
  3. Step 3: Cross multiply
    169,681.01x = 254,323.47 × 124,893.08
  4. Step 4: Simplify right side
    169,681.01x = 31,763,240,681.32
  5. Step 5: Solve for x
    x = 31,763,240,681.32/169,681.01
  6. Step 6: Final answer
    x = 187,193.84

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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.