Home / 211,787.54-292,252.35-116,300.42

Finding the Fourth Proportional to 211,787.54, 292,252.35 and 116,300.42

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Solution

The fourth proportional to 211,787.54, 292,252.35 and 116,300.42 is: 160,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,787.54 : 292,252.35 = 116,300.42 : x
  2. Step 2: Convert to fraction form
    211,787.54/292,252.35 = 116,300.42/x
  3. Step 3: Cross multiply
    211,787.54x = 292,252.35 × 116,300.42
  4. Step 4: Simplify right side
    211,787.54x = 33,989,071,050.99
  5. Step 5: Solve for x
    x = 33,989,071,050.99/211,787.54
  6. Step 6: Final answer
    x = 160,486.64

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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.