Home / 77,075.04-106,377.09-44,819.64

Finding the Fourth Proportional to 77,075.04, 106,377.09 and 44,819.64

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Solution

The fourth proportional to 77,075.04, 106,377.09 and 44,819.64 is: 61,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,075.04 : 106,377.09 = 44,819.64 : x
  2. Step 2: Convert to fraction form
    77,075.04/106,377.09 = 44,819.64/x
  3. Step 3: Cross multiply
    77,075.04x = 106,377.09 × 44,819.64
  4. Step 4: Simplify right side
    77,075.04x = 4,767,782,878.05
  5. Step 5: Solve for x
    x = 4,767,782,878.05/77,075.04
  6. Step 6: Final answer
    x = 61,858.97

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1.5x scale

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.