Home / 116,715.39-160,728.26-101,394.95

Finding the Fourth Proportional to 116,715.39, 160,728.26 and 101,394.95

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Solution

The fourth proportional to 116,715.39, 160,728.26 and 101,394.95 is: 139,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,715.39 : 160,728.26 = 101,394.95 : x
  2. Step 2: Convert to fraction form
    116,715.39/160,728.26 = 101,394.95/x
  3. Step 3: Cross multiply
    116,715.39x = 160,728.26 × 101,394.95
  4. Step 4: Simplify right side
    116,715.39x = 16,297,032,575.67
  5. Step 5: Solve for x
    x = 16,297,032,575.67/116,715.39
  6. Step 6: Final answer
    x = 139,630.54

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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.