Home / 343,173.24-514,824.53-130,005

Finding the Fourth Proportional to 343,173.24, 514,824.53 and 130,005

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Solution

The fourth proportional to 343,173.24, 514,824.53 and 130,005 is: 195,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,173.24 : 514,824.53 = 130,005 : x
  2. Step 2: Convert to fraction form
    343,173.24/514,824.53 = 130,005/x
  3. Step 3: Cross multiply
    343,173.24x = 514,824.53 × 130,005
  4. Step 4: Simplify right side
    343,173.24x = 66,929,762,372.63
  5. Step 5: Solve for x
    x = 66,929,762,372.63/343,173.24
  6. Step 6: Final answer
    x = 195,032.00

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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.