Home / 199,471.95-275,280.08-114,615.63

Finding the Fourth Proportional to 199,471.95, 275,280.08 and 114,615.63

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Solution

The fourth proportional to 199,471.95, 275,280.08 and 114,615.63 is: 158,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,471.95 : 275,280.08 = 114,615.63 : x
  2. Step 2: Convert to fraction form
    199,471.95/275,280.08 = 114,615.63/x
  3. Step 3: Cross multiply
    199,471.95x = 275,280.08 × 114,615.63
  4. Step 4: Simplify right side
    199,471.95x = 31,551,399,222.57
  5. Step 5: Solve for x
    x = 31,551,399,222.57/199,471.95
  6. Step 6: Final answer
    x = 158,174.62

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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.