Home / 161,603.04-242,450.64-55,010.40

Finding the Fourth Proportional to 161,603.04, 242,450.64 and 55,010.40

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Solution

The fourth proportional to 161,603.04, 242,450.64 and 55,010.40 is: 82,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,603.04 : 242,450.64 = 55,010.40 : x
  2. Step 2: Convert to fraction form
    161,603.04/242,450.64 = 55,010.40/x
  3. Step 3: Cross multiply
    161,603.04x = 242,450.64 × 55,010.40
  4. Step 4: Simplify right side
    161,603.04x = 13,337,306,686.66
  5. Step 5: Solve for x
    x = 13,337,306,686.66/161,603.04
  6. Step 6: Final answer
    x = 82,531.29

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1.5x scale

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.