Home / 237,153.02-355,643.87-79,344.56

Finding the Fourth Proportional to 237,153.02, 355,643.87 and 79,344.56

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Solution

The fourth proportional to 237,153.02, 355,643.87 and 79,344.56 is: 118,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,153.02 : 355,643.87 = 79,344.56 : x
  2. Step 2: Convert to fraction form
    237,153.02/355,643.87 = 79,344.56/x
  3. Step 3: Cross multiply
    237,153.02x = 355,643.87 × 79,344.56
  4. Step 4: Simplify right side
    237,153.02x = 28,218,406,874.23
  5. Step 5: Solve for x
    x = 28,218,406,874.23/237,153.02
  6. Step 6: Final answer
    x = 118,988.19

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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.