Home / 105,771.19-158,654.73-25,809.67

Finding the Fourth Proportional to 105,771.19, 158,654.73 and 25,809.67

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Solution

The fourth proportional to 105,771.19, 158,654.73 and 25,809.67 is: 38,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,771.19 : 158,654.73 = 25,809.67 : x
  2. Step 2: Convert to fraction form
    105,771.19/158,654.73 = 25,809.67/x
  3. Step 3: Cross multiply
    105,771.19x = 158,654.73 × 25,809.67
  4. Step 4: Simplify right side
    105,771.19x = 4,094,826,557.35
  5. Step 5: Solve for x
    x = 4,094,826,557.35/105,771.19
  6. Step 6: Final answer
    x = 38,714.01

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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.