Home / 74,381.04-111,522.02-26,990.01

Finding the Fourth Proportional to 74,381.04, 111,522.02 and 26,990.01

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Solution

The fourth proportional to 74,381.04, 111,522.02 and 26,990.01 is: 40,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,381.04 : 111,522.02 = 26,990.01 : x
  2. Step 2: Convert to fraction form
    74,381.04/111,522.02 = 26,990.01/x
  3. Step 3: Cross multiply
    74,381.04x = 111,522.02 × 26,990.01
  4. Step 4: Simplify right side
    74,381.04x = 3,009,980,300.07
  5. Step 5: Solve for x
    x = 3,009,980,300.07/74,381.04
  6. Step 6: Final answer
    x = 40,467.04

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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.