Home / 273,780.74-377,813.40-152,923.70

Finding the Fourth Proportional to 273,780.74, 377,813.40 and 152,923.70

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Solution

The fourth proportional to 273,780.74, 377,813.40 and 152,923.70 is: 211,032.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,780.74 : 377,813.40 = 152,923.70 : x
  2. Step 2: Convert to fraction form
    273,780.74/377,813.40 = 152,923.70/x
  3. Step 3: Cross multiply
    273,780.74x = 377,813.40 × 152,923.70
  4. Step 4: Simplify right side
    273,780.74x = 57,776,623,037.58
  5. Step 5: Solve for x
    x = 57,776,623,037.58/273,780.74
  6. Step 6: Final answer
    x = 211,032.46

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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.