Home / 572,083.63-858,264.18-172,700.56

Finding the Fourth Proportional to 572,083.63, 858,264.18 and 172,700.56

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Solution

The fourth proportional to 572,083.63, 858,264.18 and 172,700.56 is: 259,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,083.63 : 858,264.18 = 172,700.56 : x
  2. Step 2: Convert to fraction form
    572,083.63/858,264.18 = 172,700.56/x
  3. Step 3: Cross multiply
    572,083.63x = 858,264.18 × 172,700.56
  4. Step 4: Simplify right side
    572,083.63x = 148,222,704,513.94
  5. Step 5: Solve for x
    x = 148,222,704,513.94/572,083.63
  6. Step 6: Final answer
    x = 259,092.72

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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.