Home / 208,445.16-311,158.41-183,222.84

Finding the Fourth Proportional to 208,445.16, 311,158.41 and 183,222.84

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Solution

The fourth proportional to 208,445.16, 311,158.41 and 183,222.84 is: 273,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,445.16 : 311,158.41 = 183,222.84 : x
  2. Step 2: Convert to fraction form
    208,445.16/311,158.41 = 183,222.84/x
  3. Step 3: Cross multiply
    208,445.16x = 311,158.41 × 183,222.84
  4. Step 4: Simplify right side
    208,445.16x = 57,011,327,570.08
  5. Step 5: Solve for x
    x = 57,011,327,570.08/208,445.16
  6. Step 6: Final answer
    x = 273,507.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.