Home / 204,247.40-281,852.32-118,192.72

Finding the Fourth Proportional to 204,247.40, 281,852.32 and 118,192.72

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Solution

The fourth proportional to 204,247.40, 281,852.32 and 118,192.72 is: 163,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,247.40 : 281,852.32 = 118,192.72 : x
  2. Step 2: Convert to fraction form
    204,247.40/281,852.32 = 118,192.72/x
  3. Step 3: Cross multiply
    204,247.40x = 281,852.32 × 118,192.72
  4. Step 4: Simplify right side
    204,247.40x = 33,312,892,339.11
  5. Step 5: Solve for x
    x = 33,312,892,339.11/204,247.40
  6. Step 6: Final answer
    x = 163,100.69

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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.