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Finding the Fourth Proportional to 174,993.48, 241,488.90 and 99,541.80

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Solution

The fourth proportional to 174,993.48, 241,488.90 and 99,541.80 is: 137,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,993.48 : 241,488.90 = 99,541.80 : x
  2. Step 2: Convert to fraction form
    174,993.48/241,488.90 = 99,541.80/x
  3. Step 3: Cross multiply
    174,993.48x = 241,488.90 × 99,541.80
  4. Step 4: Simplify right side
    174,993.48x = 24,038,239,786.02
  5. Step 5: Solve for x
    x = 24,038,239,786.02/174,993.48
  6. Step 6: Final answer
    x = 137,366.49

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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.