Home / 124,142.63-171,316.82-67,554.41

Finding the Fourth Proportional to 124,142.63, 171,316.82 and 67,554.41

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Solution

The fourth proportional to 124,142.63, 171,316.82 and 67,554.41 is: 93,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,142.63 : 171,316.82 = 67,554.41 : x
  2. Step 2: Convert to fraction form
    124,142.63/171,316.82 = 67,554.41/x
  3. Step 3: Cross multiply
    124,142.63x = 171,316.82 × 67,554.41
  4. Step 4: Simplify right side
    124,142.63x = 11,573,206,010.48
  5. Step 5: Solve for x
    x = 11,573,206,010.48/124,142.63
  6. Step 6: Final answer
    x = 93,225.08

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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.