Home / 98,613.59-147,957.32-51,199.08

Finding the Fourth Proportional to 98,613.59, 147,957.32 and 51,199.08

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Solution

The fourth proportional to 98,613.59, 147,957.32 and 51,199.08 is: 76,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,613.59 : 147,957.32 = 51,199.08 : x
  2. Step 2: Convert to fraction form
    98,613.59/147,957.32 = 51,199.08/x
  3. Step 3: Cross multiply
    98,613.59x = 147,957.32 × 51,199.08
  4. Step 4: Simplify right side
    98,613.59x = 7,575,278,407.27
  5. Step 5: Solve for x
    x = 7,575,278,407.27/98,613.59
  6. Step 6: Final answer
    x = 76,817.80

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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.