Home / 374,776.40-562,130.04-125,460.56

Finding the Fourth Proportional to 374,776.40, 562,130.04 and 125,460.56

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Solution

The fourth proportional to 374,776.40, 562,130.04 and 125,460.56 is: 188,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,776.40 : 562,130.04 = 125,460.56 : x
  2. Step 2: Convert to fraction form
    374,776.40/562,130.04 = 125,460.56/x
  3. Step 3: Cross multiply
    374,776.40x = 562,130.04 × 125,460.56
  4. Step 4: Simplify right side
    374,776.40x = 70,525,149,611.22
  5. Step 5: Solve for x
    x = 70,525,149,611.22/374,776.40
  6. Step 6: Final answer
    x = 188,179.27

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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.