Home / 201,927.90-302,927.88-67,000.06

Finding the Fourth Proportional to 201,927.90, 302,927.88 and 67,000.06

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Solution

The fourth proportional to 201,927.90, 302,927.88 and 67,000.06 is: 100,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,927.90 : 302,927.88 = 67,000.06 : x
  2. Step 2: Convert to fraction form
    201,927.90/302,927.88 = 67,000.06/x
  3. Step 3: Cross multiply
    201,927.90x = 302,927.88 × 67,000.06
  4. Step 4: Simplify right side
    201,927.90x = 20,296,186,765.58
  5. Step 5: Solve for x
    x = 20,296,186,765.58/201,927.90
  6. Step 6: Final answer
    x = 100,512.05

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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.