Home / 161,603.19-242,386.25-61,761.17

Finding the Fourth Proportional to 161,603.19, 242,386.25 and 61,761.17

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Solution

The fourth proportional to 161,603.19, 242,386.25 and 61,761.17 is: 92,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,603.19 : 242,386.25 = 61,761.17 : x
  2. Step 2: Convert to fraction form
    161,603.19/242,386.25 = 61,761.17/x
  3. Step 3: Cross multiply
    161,603.19x = 242,386.25 × 61,761.17
  4. Step 4: Simplify right side
    161,603.19x = 14,970,056,871.18
  5. Step 5: Solve for x
    x = 14,970,056,871.18/161,603.19
  6. Step 6: Final answer
    x = 92,634.66

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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.