Home / 121,709.22-167,946.48-70,024.92

Finding the Fourth Proportional to 121,709.22, 167,946.48 and 70,024.92

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Solution

The fourth proportional to 121,709.22, 167,946.48 and 70,024.92 is: 96,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,709.22 : 167,946.48 = 70,024.92 : x
  2. Step 2: Convert to fraction form
    121,709.22/167,946.48 = 70,024.92/x
  3. Step 3: Cross multiply
    121,709.22x = 167,946.48 × 70,024.92
  4. Step 4: Simplify right side
    121,709.22x = 11,760,438,826.28
  5. Step 5: Solve for x
    x = 11,760,438,826.28/121,709.22
  6. Step 6: Final answer
    x = 96,627.35

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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.