Home / 109,475.07-151,075.56-59,174.07

Finding the Fourth Proportional to 109,475.07, 151,075.56 and 59,174.07

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Solution

The fourth proportional to 109,475.07, 151,075.56 and 59,174.07 is: 81,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,475.07 : 151,075.56 = 59,174.07 : x
  2. Step 2: Convert to fraction form
    109,475.07/151,075.56 = 59,174.07/x
  3. Step 3: Cross multiply
    109,475.07x = 151,075.56 × 59,174.07
  4. Step 4: Simplify right side
    109,475.07x = 8,939,755,762.73
  5. Step 5: Solve for x
    x = 8,939,755,762.73/109,475.07
  6. Step 6: Final answer
    x = 81,660.20

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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.