Home / 368,531.18-552,836.28-102,292.82

Finding the Fourth Proportional to 368,531.18, 552,836.28 and 102,292.82

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Solution

The fourth proportional to 368,531.18, 552,836.28 and 102,292.82 is: 153,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,531.18 : 552,836.28 = 102,292.82 : x
  2. Step 2: Convert to fraction form
    368,531.18/552,836.28 = 102,292.82/x
  3. Step 3: Cross multiply
    368,531.18x = 552,836.28 × 102,292.82
  4. Step 4: Simplify right side
    368,531.18x = 56,551,182,079.51
  5. Step 5: Solve for x
    x = 56,551,182,079.51/368,531.18
  6. Step 6: Final answer
    x = 153,450.20

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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.