Home / 175,127.04-262,771.20-75,317.76

Finding the Fourth Proportional to 175,127.04, 262,771.20 and 75,317.76

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Solution

The fourth proportional to 175,127.04, 262,771.20 and 75,317.76 is: 113,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,127.04 : 262,771.20 = 75,317.76 : x
  2. Step 2: Convert to fraction form
    175,127.04/262,771.20 = 75,317.76/x
  3. Step 3: Cross multiply
    175,127.04x = 262,771.20 × 75,317.76
  4. Step 4: Simplify right side
    175,127.04x = 19,791,338,176.51
  5. Step 5: Solve for x
    x = 19,791,338,176.51/175,127.04
  6. Step 6: Final answer
    x = 113,011.32

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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.