Home / 189,133.83-261,006.44-104,253.93

Finding the Fourth Proportional to 189,133.83, 261,006.44 and 104,253.93

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Solution

The fourth proportional to 189,133.83, 261,006.44 and 104,253.93 is: 143,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,133.83 : 261,006.44 = 104,253.93 : x
  2. Step 2: Convert to fraction form
    189,133.83/261,006.44 = 104,253.93/x
  3. Step 3: Cross multiply
    189,133.83x = 261,006.44 × 104,253.93
  4. Step 4: Simplify right side
    189,133.83x = 27,210,946,604.04
  5. Step 5: Solve for x
    x = 27,210,946,604.04/189,133.83
  6. Step 6: Final answer
    x = 143,871.39

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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.