Home / 98,936.04-136,535.22-56,493.88

Finding the Fourth Proportional to 98,936.04, 136,535.22 and 56,493.88

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Solution

The fourth proportional to 98,936.04, 136,535.22 and 56,493.88 is: 77,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,936.04 : 136,535.22 = 56,493.88 : x
  2. Step 2: Convert to fraction form
    98,936.04/136,535.22 = 56,493.88/x
  3. Step 3: Cross multiply
    98,936.04x = 136,535.22 × 56,493.88
  4. Step 4: Simplify right side
    98,936.04x = 7,713,404,334.45
  5. Step 5: Solve for x
    x = 7,713,404,334.45/98,936.04
  6. Step 6: Final answer
    x = 77,963.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.