Home / 40,623.85-56,075.01-27,919.09

Finding the Fourth Proportional to 40,623.85, 56,075.01 and 27,919.09

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Solution

The fourth proportional to 40,623.85, 56,075.01 and 27,919.09 is: 38,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.85 : 56,075.01 = 27,919.09 : x
  2. Step 2: Convert to fraction form
    40,623.85/56,075.01 = 27,919.09/x
  3. Step 3: Cross multiply
    40,623.85x = 56,075.01 × 27,919.09
  4. Step 4: Simplify right side
    40,623.85x = 1,565,563,373.72
  5. Step 5: Solve for x
    x = 1,565,563,373.72/40,623.85
  6. Step 6: Final answer
    x = 38,538.03

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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.