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Finding the Fourth Proportional to 174,598.88, 240,946.45 and 99,147.38

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Solution

The fourth proportional to 174,598.88, 240,946.45 and 99,147.38 is: 136,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,598.88 : 240,946.45 = 99,147.38 : x
  2. Step 2: Convert to fraction form
    174,598.88/240,946.45 = 99,147.38/x
  3. Step 3: Cross multiply
    174,598.88x = 240,946.45 × 99,147.38
  4. Step 4: Simplify right side
    174,598.88x = 23,889,207,785.20
  5. Step 5: Solve for x
    x = 23,889,207,785.20/174,598.88
  6. Step 6: Final answer
    x = 136,823.38

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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.