Home / 37,075.75-55,484.35-30,334.34

Finding the Fourth Proportional to 37,075.75, 55,484.35 and 30,334.34

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Solution

The fourth proportional to 37,075.75, 55,484.35 and 30,334.34 is: 45,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,075.75 : 55,484.35 = 30,334.34 : x
  2. Step 2: Convert to fraction form
    37,075.75/55,484.35 = 30,334.34/x
  3. Step 3: Cross multiply
    37,075.75x = 55,484.35 × 30,334.34
  4. Step 4: Simplify right side
    37,075.75x = 1,683,081,137.58
  5. Step 5: Solve for x
    x = 1,683,081,137.58/37,075.75
  6. Step 6: Final answer
    x = 45,395.74

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1.5x scale

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.