Home / 161,689.36-242,531.88-41,746.72

Finding the Fourth Proportional to 161,689.36, 242,531.88 and 41,746.72

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Solution

The fourth proportional to 161,689.36, 242,531.88 and 41,746.72 is: 62,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,689.36 : 242,531.88 = 41,746.72 : x
  2. Step 2: Convert to fraction form
    161,689.36/242,531.88 = 41,746.72/x
  3. Step 3: Cross multiply
    161,689.36x = 242,531.88 × 41,746.72
  4. Step 4: Simplify right side
    161,689.36x = 10,124,910,485.43
  5. Step 5: Solve for x
    x = 10,124,910,485.43/161,689.36
  6. Step 6: Final answer
    x = 62,619.52

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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.