Home / 268,880.50-371,065.85-148,033.05

Finding the Fourth Proportional to 268,880.50, 371,065.85 and 148,033.05

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Solution

The fourth proportional to 268,880.50, 371,065.85 and 148,033.05 is: 204,291.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,880.50 : 371,065.85 = 148,033.05 : x
  2. Step 2: Convert to fraction form
    268,880.50/371,065.85 = 148,033.05/x
  3. Step 3: Cross multiply
    268,880.50x = 371,065.85 × 148,033.05
  4. Step 4: Simplify right side
    268,880.50x = 54,930,009,526.34
  5. Step 5: Solve for x
    x = 54,930,009,526.34/268,880.50
  6. Step 6: Final answer
    x = 204,291.53

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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.