Home / 374,723.15-562,079.51-90,411.33

Finding the Fourth Proportional to 374,723.15, 562,079.51 and 90,411.33

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Solution

The fourth proportional to 374,723.15, 562,079.51 and 90,411.33 is: 135,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,723.15 : 562,079.51 = 90,411.33 : x
  2. Step 2: Convert to fraction form
    374,723.15/562,079.51 = 90,411.33/x
  3. Step 3: Cross multiply
    374,723.15x = 562,079.51 × 90,411.33
  4. Step 4: Simplify right side
    374,723.15x = 50,818,356,290.88
  5. Step 5: Solve for x
    x = 50,818,356,290.88/374,723.15
  6. Step 6: Final answer
    x = 135,615.74

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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.