Home / 201,680.30-302,520.45-113,206.70

Finding the Fourth Proportional to 201,680.30, 302,520.45 and 113,206.70

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Solution

The fourth proportional to 201,680.30, 302,520.45 and 113,206.70 is: 169,810.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,680.30 : 302,520.45 = 113,206.70 : x
  2. Step 2: Convert to fraction form
    201,680.30/302,520.45 = 113,206.70/x
  3. Step 3: Cross multiply
    201,680.30x = 302,520.45 × 113,206.70
  4. Step 4: Simplify right side
    201,680.30x = 34,247,341,827.02
  5. Step 5: Solve for x
    x = 34,247,341,827.02/201,680.30
  6. Step 6: Final answer
    x = 169,810.05

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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.