Home / 40,490.42-55,953.99-29,196.99

Finding the Fourth Proportional to 40,490.42, 55,953.99 and 29,196.99

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Solution

The fourth proportional to 40,490.42, 55,953.99 and 29,196.99 is: 40,347.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490.42 : 55,953.99 = 29,196.99 : x
  2. Step 2: Convert to fraction form
    40,490.42/55,953.99 = 29,196.99/x
  3. Step 3: Cross multiply
    40,490.42x = 55,953.99 × 29,196.99
  4. Step 4: Simplify right side
    40,490.42x = 1,633,688,086.49
  5. Step 5: Solve for x
    x = 1,633,688,086.49/40,490.42
  6. Step 6: Final answer
    x = 40,347.53

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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.