Home / 42,075.11-63,019.94-34,779.44

Finding the Fourth Proportional to 42,075.11, 63,019.94 and 34,779.44

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Solution

The fourth proportional to 42,075.11, 63,019.94 and 34,779.44 is: 52,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,075.11 : 63,019.94 = 34,779.44 : x
  2. Step 2: Convert to fraction form
    42,075.11/63,019.94 = 34,779.44/x
  3. Step 3: Cross multiply
    42,075.11x = 63,019.94 × 34,779.44
  4. Step 4: Simplify right side
    42,075.11x = 2,191,797,733.04
  5. Step 5: Solve for x
    x = 2,191,797,733.04/42,075.11
  6. Step 6: Final answer
    x = 52,092.51

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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.