Home / 273,877.23-377,913-153,003.49

Finding the Fourth Proportional to 273,877.23, 377,913 and 153,003.49

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Solution

The fourth proportional to 273,877.23, 377,913 and 153,003.49 is: 211,123.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,877.23 : 377,913 = 153,003.49 : x
  2. Step 2: Convert to fraction form
    273,877.23/377,913 = 153,003.49/x
  3. Step 3: Cross multiply
    273,877.23x = 377,913 × 153,003.49
  4. Step 4: Simplify right side
    273,877.23x = 57,822,007,916.37
  5. Step 5: Solve for x
    x = 57,822,007,916.37/273,877.23
  6. Step 6: Final answer
    x = 211,123.82

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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.