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Finding the Fourth Proportional to 175,124.54, 262,683.12 and 118,823.84

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Solution

The fourth proportional to 175,124.54, 262,683.12 and 118,823.84 is: 178,233.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,124.54 : 262,683.12 = 118,823.84 : x
  2. Step 2: Convert to fraction form
    175,124.54/262,683.12 = 118,823.84/x
  3. Step 3: Cross multiply
    175,124.54x = 262,683.12 × 118,823.84
  4. Step 4: Simplify right side
    175,124.54x = 31,213,017,021.58
  5. Step 5: Solve for x
    x = 31,213,017,021.58/175,124.54
  6. Step 6: Final answer
    x = 178,233.26

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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.