Home / 52,516.62-72,472.32-28,643.49

Finding the Fourth Proportional to 52,516.62, 72,472.32 and 28,643.49

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Solution

The fourth proportional to 52,516.62, 72,472.32 and 28,643.49 is: 39,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,516.62 : 72,472.32 = 28,643.49 : x
  2. Step 2: Convert to fraction form
    52,516.62/72,472.32 = 28,643.49/x
  3. Step 3: Cross multiply
    52,516.62x = 72,472.32 × 28,643.49
  4. Step 4: Simplify right side
    52,516.62x = 2,075,860,173.20
  5. Step 5: Solve for x
    x = 2,075,860,173.20/52,516.62
  6. Step 6: Final answer
    x = 39,527.68

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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.