Home / 167,368.89-230,867.64-99,341.04

Finding the Fourth Proportional to 167,368.89, 230,867.64 and 99,341.04

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Solution

The fourth proportional to 167,368.89, 230,867.64 and 99,341.04 is: 137,030.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,368.89 : 230,867.64 = 99,341.04 : x
  2. Step 2: Convert to fraction form
    167,368.89/230,867.64 = 99,341.04/x
  3. Step 3: Cross multiply
    167,368.89x = 230,867.64 × 99,341.04
  4. Step 4: Simplify right side
    167,368.89x = 22,934,631,459.95
  5. Step 5: Solve for x
    x = 22,934,631,459.95/167,368.89
  6. Step 6: Final answer
    x = 137,030.43

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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.