Home / 49,515.14-74,271.98-12,075.50

Finding the Fourth Proportional to 49,515.14, 74,271.98 and 12,075.50

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Solution

The fourth proportional to 49,515.14, 74,271.98 and 12,075.50 is: 18,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,515.14 : 74,271.98 = 12,075.50 : x
  2. Step 2: Convert to fraction form
    49,515.14/74,271.98 = 12,075.50/x
  3. Step 3: Cross multiply
    49,515.14x = 74,271.98 × 12,075.50
  4. Step 4: Simplify right side
    49,515.14x = 896,871,294.49
  5. Step 5: Solve for x
    x = 896,871,294.49/49,515.14
  6. Step 6: Final answer
    x = 18,113.07

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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.