Home / 199,441.23-275,330.43-154,017.24

Finding the Fourth Proportional to 199,441.23, 275,330.43 and 154,017.24

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Solution

The fourth proportional to 199,441.23, 275,330.43 and 154,017.24 is: 212,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,441.23 : 275,330.43 = 154,017.24 : x
  2. Step 2: Convert to fraction form
    199,441.23/275,330.43 = 154,017.24/x
  3. Step 3: Cross multiply
    199,441.23x = 275,330.43 × 154,017.24
  4. Step 4: Simplify right side
    199,441.23x = 42,405,632,916.61
  5. Step 5: Solve for x
    x = 42,405,632,916.61/199,441.23
  6. Step 6: Final answer
    x = 212,622.20

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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.