Home / 189,476.18-261,477.30-104,593.16

Finding the Fourth Proportional to 189,476.18, 261,477.30 and 104,593.16

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Solution

The fourth proportional to 189,476.18, 261,477.30 and 104,593.16 is: 144,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,476.18 : 261,477.30 = 104,593.16 : x
  2. Step 2: Convert to fraction form
    189,476.18/261,477.30 = 104,593.16/x
  3. Step 3: Cross multiply
    189,476.18x = 261,477.30 × 104,593.16
  4. Step 4: Simplify right side
    189,476.18x = 27,348,737,075.27
  5. Step 5: Solve for x
    x = 27,348,737,075.27/189,476.18
  6. Step 6: Final answer
    x = 144,338.66

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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.