Home / 571,890.67-857,842.17-172,534.93

Finding the Fourth Proportional to 571,890.67, 857,842.17 and 172,534.93

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Solution

The fourth proportional to 571,890.67, 857,842.17 and 172,534.93 is: 258,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,890.67 : 857,842.17 = 172,534.93 : x
  2. Step 2: Convert to fraction form
    571,890.67/857,842.17 = 172,534.93/x
  3. Step 3: Cross multiply
    571,890.67x = 857,842.17 × 172,534.93
  4. Step 4: Simplify right side
    571,890.67x = 148,007,738,752.00
  5. Step 5: Solve for x
    x = 148,007,738,752.00/571,890.67
  6. Step 6: Final answer
    x = 258,804.25

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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.