Home / 121,322.93-167,423.36-67,606.77

Finding the Fourth Proportional to 121,322.93, 167,423.36 and 67,606.77

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Solution

The fourth proportional to 121,322.93, 167,423.36 and 67,606.77 is: 93,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,322.93 : 167,423.36 = 67,606.77 : x
  2. Step 2: Convert to fraction form
    121,322.93/167,423.36 = 67,606.77/x
  3. Step 3: Cross multiply
    121,322.93x = 167,423.36 × 67,606.77
  4. Step 4: Simplify right side
    121,322.93x = 11,318,952,254.11
  5. Step 5: Solve for x
    x = 11,318,952,254.11/121,322.93
  6. Step 6: Final answer
    x = 93,296.07

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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.