Home / 175,055.04-262,401.12-81,483.84

Finding the Fourth Proportional to 175,055.04, 262,401.12 and 81,483.84

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Solution

The fourth proportional to 175,055.04, 262,401.12 and 81,483.84 is: 122,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,055.04 : 262,401.12 = 81,483.84 : x
  2. Step 2: Convert to fraction form
    175,055.04/262,401.12 = 81,483.84/x
  3. Step 3: Cross multiply
    175,055.04x = 262,401.12 × 81,483.84
  4. Step 4: Simplify right side
    175,055.04x = 21,381,450,877.90
  5. Step 5: Solve for x
    x = 21,381,450,877.90/175,055.04
  6. Step 6: Final answer
    x = 122,141.30

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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.