Home / 136,453.84-204,720.24-56,477.02

Finding the Fourth Proportional to 136,453.84, 204,720.24 and 56,477.02

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Solution

The fourth proportional to 136,453.84, 204,720.24 and 56,477.02 is: 84,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,453.84 : 204,720.24 = 56,477.02 : x
  2. Step 2: Convert to fraction form
    136,453.84/204,720.24 = 56,477.02/x
  3. Step 3: Cross multiply
    136,453.84x = 204,720.24 × 56,477.02
  4. Step 4: Simplify right side
    136,453.84x = 11,561,989,271.97
  5. Step 5: Solve for x
    x = 11,561,989,271.97/136,453.84
  6. Step 6: Final answer
    x = 84,731.87

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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.