Home / 124,052.81-186,075.75-39,812.30

Finding the Fourth Proportional to 124,052.81, 186,075.75 and 39,812.30

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Solution

The fourth proportional to 124,052.81, 186,075.75 and 39,812.30 is: 59,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,052.81 : 186,075.75 = 39,812.30 : x
  2. Step 2: Convert to fraction form
    124,052.81/186,075.75 = 39,812.30/x
  3. Step 3: Cross multiply
    124,052.81x = 186,075.75 × 39,812.30
  4. Step 4: Simplify right side
    124,052.81x = 7,408,102,651.35
  5. Step 5: Solve for x
    x = 7,408,102,651.35/124,052.81
  6. Step 6: Final answer
    x = 59,717.33

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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.