Home / 111,394.10-167,091.15-97,834.70

Finding the Fourth Proportional to 111,394.10, 167,091.15 and 97,834.70

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Solution

The fourth proportional to 111,394.10, 167,091.15 and 97,834.70 is: 146,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,394.10 : 167,091.15 = 97,834.70 : x
  2. Step 2: Convert to fraction form
    111,394.10/167,091.15 = 97,834.70/x
  3. Step 3: Cross multiply
    111,394.10x = 167,091.15 × 97,834.70
  4. Step 4: Simplify right side
    111,394.10x = 16,347,312,532.91
  5. Step 5: Solve for x
    x = 16,347,312,532.91/111,394.10
  6. Step 6: Final answer
    x = 146,752.05

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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.