Home / 350,406.42-525,675.15-163,417.92

Finding the Fourth Proportional to 350,406.42, 525,675.15 and 163,417.92

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Solution

The fourth proportional to 350,406.42, 525,675.15 and 163,417.92 is: 245,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,406.42 : 525,675.15 = 163,417.92 : x
  2. Step 2: Convert to fraction form
    350,406.42/525,675.15 = 163,417.92/x
  3. Step 3: Cross multiply
    350,406.42x = 525,675.15 × 163,417.92
  4. Step 4: Simplify right side
    350,406.42x = 85,904,739,608.69
  5. Step 5: Solve for x
    x = 85,904,739,608.69/350,406.42
  6. Step 6: Final answer
    x = 245,157.44

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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.