Home / 189,632.17-261,692.39-104,749.23

Finding the Fourth Proportional to 189,632.17, 261,692.39 and 104,749.23

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Solution

The fourth proportional to 189,632.17, 261,692.39 and 104,749.23 is: 144,553.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,632.17 : 261,692.39 = 104,749.23 : x
  2. Step 2: Convert to fraction form
    189,632.17/261,692.39 = 104,749.23/x
  3. Step 3: Cross multiply
    189,632.17x = 261,692.39 × 104,749.23
  4. Step 4: Simplify right side
    189,632.17x = 27,412,075,825.61
  5. Step 5: Solve for x
    x = 27,412,075,825.61/189,632.17
  6. Step 6: Final answer
    x = 144,553.94

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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.