Home / 374,120.56-560,860.08-137,341.36

Finding the Fourth Proportional to 374,120.56, 560,860.08 and 137,341.36

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Solution

The fourth proportional to 374,120.56, 560,860.08 and 137,341.36 is: 205,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,120.56 : 560,860.08 = 137,341.36 : x
  2. Step 2: Convert to fraction form
    374,120.56/560,860.08 = 137,341.36/x
  3. Step 3: Cross multiply
    374,120.56x = 560,860.08 × 137,341.36
  4. Step 4: Simplify right side
    374,120.56x = 77,029,286,156.91
  5. Step 5: Solve for x
    x = 77,029,286,156.91/374,120.56
  6. Step 6: Final answer
    x = 205,894.29

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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.