Home / 116,117.53-160,257.01-68,375.32

Finding the Fourth Proportional to 116,117.53, 160,257.01 and 68,375.32

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Solution

The fourth proportional to 116,117.53, 160,257.01 and 68,375.32 is: 94,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,117.53 : 160,257.01 = 68,375.32 : x
  2. Step 2: Convert to fraction form
    116,117.53/160,257.01 = 68,375.32/x
  3. Step 3: Cross multiply
    116,117.53x = 160,257.01 × 68,375.32
  4. Step 4: Simplify right side
    116,117.53x = 10,957,623,539.71
  5. Step 5: Solve for x
    x = 10,957,623,539.71/116,117.53
  6. Step 6: Final answer
    x = 94,366.66

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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.