Home / 197,275.91-272,242.77-106,633.64

Finding the Fourth Proportional to 197,275.91, 272,242.77 and 106,633.64

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Solution

The fourth proportional to 197,275.91, 272,242.77 and 106,633.64 is: 147,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,275.91 : 272,242.77 = 106,633.64 : x
  2. Step 2: Convert to fraction form
    197,275.91/272,242.77 = 106,633.64/x
  3. Step 3: Cross multiply
    197,275.91x = 272,242.77 × 106,633.64
  4. Step 4: Simplify right side
    197,275.91x = 29,030,237,643.65
  5. Step 5: Solve for x
    x = 29,030,237,643.65/197,275.91
  6. Step 6: Final answer
    x = 147,155.52

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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.