Home / 186,119.34-256,890.32-105,594.00

Finding the Fourth Proportional to 186,119.34, 256,890.32 and 105,594.00

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Solution

The fourth proportional to 186,119.34, 256,890.32 and 105,594.00 is: 145,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,119.34 : 256,890.32 = 105,594.00 : x
  2. Step 2: Convert to fraction form
    186,119.34/256,890.32 = 105,594.00/x
  3. Step 3: Cross multiply
    186,119.34x = 256,890.32 × 105,594.00
  4. Step 4: Simplify right side
    186,119.34x = 27,126,075,354.75
  5. Step 5: Solve for x
    x = 27,126,075,354.75/186,119.34
  6. Step 6: Final answer
    x = 145,745.61

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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.