Home / 114,765.12-158,365.78-63,774.60

Finding the Fourth Proportional to 114,765.12, 158,365.78 and 63,774.60

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Solution

The fourth proportional to 114,765.12, 158,365.78 and 63,774.60 is: 88,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,765.12 : 158,365.78 = 63,774.60 : x
  2. Step 2: Convert to fraction form
    114,765.12/158,365.78 = 63,774.60/x
  3. Step 3: Cross multiply
    114,765.12x = 158,365.78 × 63,774.60
  4. Step 4: Simplify right side
    114,765.12x = 10,099,714,273.19
  5. Step 5: Solve for x
    x = 10,099,714,273.19/114,765.12
  6. Step 6: Final answer
    x = 88,003.34

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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.