Home / 125,880.12-173,718.96-68,524.16

Finding the Fourth Proportional to 125,880.12, 173,718.96 and 68,524.16

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Solution

The fourth proportional to 125,880.12, 173,718.96 and 68,524.16 is: 94,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,880.12 : 173,718.96 = 68,524.16 : x
  2. Step 2: Convert to fraction form
    125,880.12/173,718.96 = 68,524.16/x
  3. Step 3: Cross multiply
    125,880.12x = 173,718.96 × 68,524.16
  4. Step 4: Simplify right side
    125,880.12x = 11,903,946,244.37
  5. Step 5: Solve for x
    x = 11,903,946,244.37/125,880.12
  6. Step 6: Final answer
    x = 94,565.74

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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.