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Finding the Fourth Proportional to 172,354.83, 258,648.93 and 60,036.03

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Solution

The fourth proportional to 172,354.83, 258,648.93 and 60,036.03 is: 90,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,354.83 : 258,648.93 = 60,036.03 : x
  2. Step 2: Convert to fraction form
    172,354.83/258,648.93 = 60,036.03/x
  3. Step 3: Cross multiply
    172,354.83x = 258,648.93 × 60,036.03
  4. Step 4: Simplify right side
    172,354.83x = 15,528,254,920.95
  5. Step 5: Solve for x
    x = 15,528,254,920.95/172,354.83
  6. Step 6: Final answer
    x = 90,094.69

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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.