Home / 98,613.09-147,956.57-51,198.58

Finding the Fourth Proportional to 98,613.09, 147,956.57 and 51,198.58

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Solution

The fourth proportional to 98,613.09, 147,956.57 and 51,198.58 is: 76,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,613.09 : 147,956.57 = 51,198.58 : x
  2. Step 2: Convert to fraction form
    98,613.09/147,956.57 = 51,198.58/x
  3. Step 3: Cross multiply
    98,613.09x = 147,956.57 × 51,198.58
  4. Step 4: Simplify right side
    98,613.09x = 7,575,166,285.67
  5. Step 5: Solve for x
    x = 7,575,166,285.67/98,613.09
  6. Step 6: Final answer
    x = 76,817.05

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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.