Home / 571,943.04-858,018.24-172,567.68

Finding the Fourth Proportional to 571,943.04, 858,018.24 and 172,567.68

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Solution

The fourth proportional to 571,943.04, 858,018.24 and 172,567.68 is: 258,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,943.04 : 858,018.24 = 172,567.68 : x
  2. Step 2: Convert to fraction form
    571,943.04/858,018.24 = 172,567.68/x
  3. Step 3: Cross multiply
    571,943.04x = 858,018.24 × 172,567.68
  4. Step 4: Simplify right side
    571,943.04x = 148,066,217,074.48
  5. Step 5: Solve for x
    x = 148,066,217,074.48/571,943.04
  6. Step 6: Final answer
    x = 258,882.80

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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.