Home / 116,435.08-160,670.82-68,690.44

Finding the Fourth Proportional to 116,435.08, 160,670.82 and 68,690.44

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Solution

The fourth proportional to 116,435.08, 160,670.82 and 68,690.44 is: 94,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,435.08 : 160,670.82 = 68,690.44 : x
  2. Step 2: Convert to fraction form
    116,435.08/160,670.82 = 68,690.44/x
  3. Step 3: Cross multiply
    116,435.08x = 160,670.82 × 68,690.44
  4. Step 4: Simplify right side
    116,435.08x = 11,036,549,320.96
  5. Step 5: Solve for x
    x = 11,036,549,320.96/116,435.08
  6. Step 6: Final answer
    x = 94,787.15

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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.