Home / 121,224.76-167,289.23-70,236.38

Finding the Fourth Proportional to 121,224.76, 167,289.23 and 70,236.38

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Solution

The fourth proportional to 121,224.76, 167,289.23 and 70,236.38 is: 96,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,224.76 : 167,289.23 = 70,236.38 : x
  2. Step 2: Convert to fraction form
    121,224.76/167,289.23 = 70,236.38/x
  3. Step 3: Cross multiply
    121,224.76x = 167,289.23 × 70,236.38
  4. Step 4: Simplify right side
    121,224.76x = 11,749,790,522.00
  5. Step 5: Solve for x
    x = 11,749,790,522.00/121,224.76
  6. Step 6: Final answer
    x = 96,925.67

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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.