Home / 197,295.21-272,200.77-112,352.13

Finding the Fourth Proportional to 197,295.21, 272,200.77 and 112,352.13

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Solution

The fourth proportional to 197,295.21, 272,200.77 and 112,352.13 is: 155,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,295.21 : 272,200.77 = 112,352.13 : x
  2. Step 2: Convert to fraction form
    197,295.21/272,200.77 = 112,352.13/x
  3. Step 3: Cross multiply
    197,295.21x = 272,200.77 × 112,352.13
  4. Step 4: Simplify right side
    197,295.21x = 30,582,336,297.14
  5. Step 5: Solve for x
    x = 30,582,336,297.14/197,295.21
  6. Step 6: Final answer
    x = 155,008.00

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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.