Home / 154,348.25-213,033.66-93,938.34

Finding the Fourth Proportional to 154,348.25, 213,033.66 and 93,938.34

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Solution

The fourth proportional to 154,348.25, 213,033.66 and 93,938.34 is: 129,655.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,348.25 : 213,033.66 = 93,938.34 : x
  2. Step 2: Convert to fraction form
    154,348.25/213,033.66 = 93,938.34/x
  3. Step 3: Cross multiply
    154,348.25x = 213,033.66 × 93,938.34
  4. Step 4: Simplify right side
    154,348.25x = 20,012,028,384.52
  5. Step 5: Solve for x
    x = 20,012,028,384.52/154,348.25
  6. Step 6: Final answer
    x = 129,655.04

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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.