Home / 72,823.88-109,247.34-26,075.72

Finding the Fourth Proportional to 72,823.88, 109,247.34 and 26,075.72

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Solution

The fourth proportional to 72,823.88, 109,247.34 and 26,075.72 is: 39,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,823.88 : 109,247.34 = 26,075.72 : x
  2. Step 2: Convert to fraction form
    72,823.88/109,247.34 = 26,075.72/x
  3. Step 3: Cross multiply
    72,823.88x = 109,247.34 × 26,075.72
  4. Step 4: Simplify right side
    72,823.88x = 2,848,703,048.58
  5. Step 5: Solve for x
    x = 2,848,703,048.58/72,823.88
  6. Step 6: Final answer
    x = 39,117.70

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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.