Home / 98,256.12-135,596.07-55,821.03

Finding the Fourth Proportional to 98,256.12, 135,596.07 and 55,821.03

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Solution

The fourth proportional to 98,256.12, 135,596.07 and 55,821.03 is: 77,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,256.12 : 135,596.07 = 55,821.03 : x
  2. Step 2: Convert to fraction form
    98,256.12/135,596.07 = 55,821.03/x
  3. Step 3: Cross multiply
    98,256.12x = 135,596.07 × 55,821.03
  4. Step 4: Simplify right side
    98,256.12x = 7,569,112,291.35
  5. Step 5: Solve for x
    x = 7,569,112,291.35/98,256.12
  6. Step 6: Final answer
    x = 77,034.51

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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.