Home / 74,059.84-111,127.02-29,718.28

Finding the Fourth Proportional to 74,059.84, 111,127.02 and 29,718.28

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Solution

The fourth proportional to 74,059.84, 111,127.02 and 29,718.28 is: 44,592.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,059.84 : 111,127.02 = 29,718.28 : x
  2. Step 2: Convert to fraction form
    74,059.84/111,127.02 = 29,718.28/x
  3. Step 3: Cross multiply
    74,059.84x = 111,127.02 × 29,718.28
  4. Step 4: Simplify right side
    74,059.84x = 3,302,503,895.93
  5. Step 5: Solve for x
    x = 3,302,503,895.93/74,059.84
  6. Step 6: Final answer
    x = 44,592.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.