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Finding the Fourth Proportional to 101,695.16, 152,543.62 and 26,825.93

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Solution

The fourth proportional to 101,695.16, 152,543.62 and 26,825.93 is: 40,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,695.16 : 152,543.62 = 26,825.93 : x
  2. Step 2: Convert to fraction form
    101,695.16/152,543.62 = 26,825.93/x
  3. Step 3: Cross multiply
    101,695.16x = 152,543.62 × 26,825.93
  4. Step 4: Simplify right side
    101,695.16x = 4,092,124,472.07
  5. Step 5: Solve for x
    x = 4,092,124,472.07/101,695.16
  6. Step 6: Final answer
    x = 40,239.13

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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.