Home / 216,933.02-325,899.04-153,909.62

Finding the Fourth Proportional to 216,933.02, 325,899.04 and 153,909.62

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Solution

The fourth proportional to 216,933.02, 325,899.04 and 153,909.62 is: 231,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,933.02 : 325,899.04 = 153,909.62 : x
  2. Step 2: Convert to fraction form
    216,933.02/325,899.04 = 153,909.62/x
  3. Step 3: Cross multiply
    216,933.02x = 325,899.04 × 153,909.62
  4. Step 4: Simplify right side
    216,933.02x = 50,158,997,404.76
  5. Step 5: Solve for x
    x = 50,158,997,404.76/216,933.02
  6. Step 6: Final answer
    x = 231,218.82

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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.