Home / 196,637.66-294,927.32-71,949.50

Finding the Fourth Proportional to 196,637.66, 294,927.32 and 71,949.50

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Solution

The fourth proportional to 196,637.66, 294,927.32 and 71,949.50 is: 107,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,637.66 : 294,927.32 = 71,949.50 : x
  2. Step 2: Convert to fraction form
    196,637.66/294,927.32 = 71,949.50/x
  3. Step 3: Cross multiply
    196,637.66x = 294,927.32 × 71,949.50
  4. Step 4: Simplify right side
    196,637.66x = 21,219,873,210.34
  5. Step 5: Solve for x
    x = 21,219,873,210.34/196,637.66
  6. Step 6: Final answer
    x = 107,913.58

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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.