Home / 74,012.04-111,054.51-34,563.42

Finding the Fourth Proportional to 74,012.04, 111,054.51 and 34,563.42

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Solution

The fourth proportional to 74,012.04, 111,054.51 and 34,563.42 is: 51,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,012.04 : 111,054.51 = 34,563.42 : x
  2. Step 2: Convert to fraction form
    74,012.04/111,054.51 = 34,563.42/x
  3. Step 3: Cross multiply
    74,012.04x = 111,054.51 × 34,563.42
  4. Step 4: Simplify right side
    74,012.04x = 3,838,423,672.02
  5. Step 5: Solve for x
    x = 3,838,423,672.02/74,012.04
  6. Step 6: Final answer
    x = 51,862.15

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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.