Home / 67,075.51-92,544.03-40,208.22

Finding the Fourth Proportional to 67,075.51, 92,544.03 and 40,208.22

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Solution

The fourth proportional to 67,075.51, 92,544.03 and 40,208.22 is: 55,475.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,075.51 : 92,544.03 = 40,208.22 : x
  2. Step 2: Convert to fraction form
    67,075.51/92,544.03 = 40,208.22/x
  3. Step 3: Cross multiply
    67,075.51x = 92,544.03 × 40,208.22
  4. Step 4: Simplify right side
    67,075.51x = 3,721,030,717.93
  5. Step 5: Solve for x
    x = 3,721,030,717.93/67,075.51
  6. Step 6: Final answer
    x = 55,475.25

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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.