Home / 52,323.51-78,520.16-19,043.57

Finding the Fourth Proportional to 52,323.51, 78,520.16 and 19,043.57

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Solution

The fourth proportional to 52,323.51, 78,520.16 and 19,043.57 is: 28,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,323.51 : 78,520.16 = 19,043.57 : x
  2. Step 2: Convert to fraction form
    52,323.51/78,520.16 = 19,043.57/x
  3. Step 3: Cross multiply
    52,323.51x = 78,520.16 × 19,043.57
  4. Step 4: Simplify right side
    52,323.51x = 1,495,304,163.37
  5. Step 5: Solve for x
    x = 1,495,304,163.37/52,323.51
  6. Step 6: Final answer
    x = 28,578.06

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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.