Home / 40,329.99-60,376.69-28,280.37

Finding the Fourth Proportional to 40,329.99, 60,376.69 and 28,280.37

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Solution

The fourth proportional to 40,329.99, 60,376.69 and 28,280.37 is: 42,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.99 : 60,376.69 = 28,280.37 : x
  2. Step 2: Convert to fraction form
    40,329.99/60,376.69 = 28,280.37/x
  3. Step 3: Cross multiply
    40,329.99x = 60,376.69 × 28,280.37
  4. Step 4: Simplify right side
    40,329.99x = 1,707,475,132.58
  5. Step 5: Solve for x
    x = 1,707,475,132.58/40,329.99
  6. Step 6: Final answer
    x = 42,337.60

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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.