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Finding the Fourth Proportional to 192,957.19, 289,613.48 and 98,255.08

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Solution

The fourth proportional to 192,957.19, 289,613.48 and 98,255.08 is: 147,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,957.19 : 289,613.48 = 98,255.08 : x
  2. Step 2: Convert to fraction form
    192,957.19/289,613.48 = 98,255.08/x
  3. Step 3: Cross multiply
    192,957.19x = 289,613.48 × 98,255.08
  4. Step 4: Simplify right side
    192,957.19x = 28,455,993,888.14
  5. Step 5: Solve for x
    x = 28,455,993,888.14/192,957.19
  6. Step 6: Final answer
    x = 147,473.10

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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.