Home / 350,032.60-524,703.30-172,394.20

Finding the Fourth Proportional to 350,032.60, 524,703.30 and 172,394.20

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Solution

The fourth proportional to 350,032.60, 524,703.30 and 172,394.20 is: 258,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,032.60 : 524,703.30 = 172,394.20 : x
  2. Step 2: Convert to fraction form
    350,032.60/524,703.30 = 172,394.20/x
  3. Step 3: Cross multiply
    350,032.60x = 524,703.30 × 172,394.20
  4. Step 4: Simplify right side
    350,032.60x = 90,455,805,640.86
  5. Step 5: Solve for x
    x = 90,455,805,640.86/350,032.60
  6. Step 6: Final answer
    x = 258,421.09

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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.