Home / 213,787.08-295,024.28-127,741.39

Finding the Fourth Proportional to 213,787.08, 295,024.28 and 127,741.39

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Solution

The fourth proportional to 213,787.08, 295,024.28 and 127,741.39 is: 176,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,787.08 : 295,024.28 = 127,741.39 : x
  2. Step 2: Convert to fraction form
    213,787.08/295,024.28 = 127,741.39/x
  3. Step 3: Cross multiply
    213,787.08x = 295,024.28 × 127,741.39
  4. Step 4: Simplify right side
    213,787.08x = 37,686,810,234.68
  5. Step 5: Solve for x
    x = 37,686,810,234.68/213,787.08
  6. Step 6: Final answer
    x = 176,281.98

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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.