Home / 121,302.36-167,395.04-67,586.23

Finding the Fourth Proportional to 121,302.36, 167,395.04 and 67,586.23

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Solution

The fourth proportional to 121,302.36, 167,395.04 and 67,586.23 is: 93,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,302.36 : 167,395.04 = 67,586.23 : x
  2. Step 2: Convert to fraction form
    121,302.36/167,395.04 = 67,586.23/x
  3. Step 3: Cross multiply
    121,302.36x = 167,395.04 × 67,586.23
  4. Step 4: Simplify right side
    121,302.36x = 11,313,599,424.78
  5. Step 5: Solve for x
    x = 11,313,599,424.78/121,302.36
  6. Step 6: Final answer
    x = 93,267.76

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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.