Home / 114,683.64-158,258.03-63,699.67

Finding the Fourth Proportional to 114,683.64, 158,258.03 and 63,699.67

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Solution

The fourth proportional to 114,683.64, 158,258.03 and 63,699.67 is: 87,902.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,683.64 : 158,258.03 = 63,699.67 : x
  2. Step 2: Convert to fraction form
    114,683.64/158,258.03 = 63,699.67/x
  3. Step 3: Cross multiply
    114,683.64x = 158,258.03 × 63,699.67
  4. Step 4: Simplify right side
    114,683.64x = 10,080,984,285.85
  5. Step 5: Solve for x
    x = 10,080,984,285.85/114,683.64
  6. Step 6: Final answer
    x = 87,902.55

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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.