Home / 185,075.30-277,496.30-157,005.20

Finding the Fourth Proportional to 185,075.30, 277,496.30 and 157,005.20

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Solution

The fourth proportional to 185,075.30, 277,496.30 and 157,005.20 is: 235,408.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,075.30 : 277,496.30 = 157,005.20 : x
  2. Step 2: Convert to fraction form
    185,075.30/277,496.30 = 157,005.20/x
  3. Step 3: Cross multiply
    185,075.30x = 277,496.30 × 157,005.20
  4. Step 4: Simplify right side
    185,075.30x = 43,568,361,085.79
  5. Step 5: Solve for x
    x = 43,568,361,085.79/185,075.30
  6. Step 6: Final answer
    x = 235,408.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.