Home / 199,225.05-274,940.30-112,037.60

Finding the Fourth Proportional to 199,225.05, 274,940.30 and 112,037.60

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Solution

The fourth proportional to 199,225.05, 274,940.30 and 112,037.60 is: 154,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,225.05 : 274,940.30 = 112,037.60 : x
  2. Step 2: Convert to fraction form
    199,225.05/274,940.30 = 112,037.60/x
  3. Step 3: Cross multiply
    199,225.05x = 274,940.30 × 112,037.60
  4. Step 4: Simplify right side
    199,225.05x = 30,803,650,260.67
  5. Step 5: Solve for x
    x = 30,803,650,260.67/199,225.05
  6. Step 6: Final answer
    x = 154,617.35

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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.