Home / 98,629.58-147,929.79-36,285.50

Finding the Fourth Proportional to 98,629.58, 147,929.79 and 36,285.50

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Solution

The fourth proportional to 98,629.58, 147,929.79 and 36,285.50 is: 54,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,629.58 : 147,929.79 = 36,285.50 : x
  2. Step 2: Convert to fraction form
    98,629.58/147,929.79 = 36,285.50/x
  3. Step 3: Cross multiply
    98,629.58x = 147,929.79 × 36,285.50
  4. Step 4: Simplify right side
    98,629.58x = 5,367,706,395.05
  5. Step 5: Solve for x
    x = 5,367,706,395.05/98,629.58
  6. Step 6: Final answer
    x = 54,422.89

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1.5x scale

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.