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Finding the Fourth Proportional to 368,095.72, 552,155.86 and 101,833.93

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Solution

The fourth proportional to 368,095.72, 552,155.86 and 101,833.93 is: 152,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,095.72 : 552,155.86 = 101,833.93 : x
  2. Step 2: Convert to fraction form
    368,095.72/552,155.86 = 101,833.93/x
  3. Step 3: Cross multiply
    368,095.72x = 552,155.86 × 101,833.93
  4. Step 4: Simplify right side
    368,095.72x = 56,228,203,853.16
  5. Step 5: Solve for x
    x = 56,228,203,853.16/368,095.72
  6. Step 6: Final answer
    x = 152,754.30

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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.