Home / 55,810.86-77,039.20-36,954.06

Finding the Fourth Proportional to 55,810.86, 77,039.20 and 36,954.06

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Solution

The fourth proportional to 55,810.86, 77,039.20 and 36,954.06 is: 51,009.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,810.86 : 77,039.20 = 36,954.06 : x
  2. Step 2: Convert to fraction form
    55,810.86/77,039.20 = 36,954.06/x
  3. Step 3: Cross multiply
    55,810.86x = 77,039.20 × 36,954.06
  4. Step 4: Simplify right side
    55,810.86x = 2,846,911,219.15
  5. Step 5: Solve for x
    x = 2,846,911,219.15/55,810.86
  6. Step 6: Final answer
    x = 51,009.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.