Home / 114,714.56-158,316.78-69,403.67

Finding the Fourth Proportional to 114,714.56, 158,316.78 and 69,403.67

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Solution

The fourth proportional to 114,714.56, 158,316.78 and 69,403.67 is: 95,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,714.56 : 158,316.78 = 69,403.67 : x
  2. Step 2: Convert to fraction form
    114,714.56/158,316.78 = 69,403.67/x
  3. Step 3: Cross multiply
    114,714.56x = 158,316.78 × 69,403.67
  4. Step 4: Simplify right side
    114,714.56x = 10,987,764,763.00
  5. Step 5: Solve for x
    x = 10,987,764,763.00/114,714.56
  6. Step 6: Final answer
    x = 95,783.53

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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.