Home / 273,828.18-377,869.38-152,945.40

Finding the Fourth Proportional to 273,828.18, 377,869.38 and 152,945.40

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Solution

The fourth proportional to 273,828.18, 377,869.38 and 152,945.40 is: 211,057.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,828.18 : 377,869.38 = 152,945.40 : x
  2. Step 2: Convert to fraction form
    273,828.18/377,869.38 = 152,945.40/x
  3. Step 3: Cross multiply
    273,828.18x = 377,869.38 × 152,945.40
  4. Step 4: Simplify right side
    273,828.18x = 57,793,383,471.85
  5. Step 5: Solve for x
    x = 57,793,383,471.85/273,828.18
  6. Step 6: Final answer
    x = 211,057.11

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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.