Home / 204,326.89-281,966.71-118,289.51

Finding the Fourth Proportional to 204,326.89, 281,966.71 and 118,289.51

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Solution

The fourth proportional to 204,326.89, 281,966.71 and 118,289.51 is: 163,236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,326.89 : 281,966.71 = 118,289.51 : x
  2. Step 2: Convert to fraction form
    204,326.89/281,966.71 = 118,289.51/x
  3. Step 3: Cross multiply
    204,326.89x = 281,966.71 × 118,289.51
  4. Step 4: Simplify right side
    204,326.89x = 33,353,703,314.03
  5. Step 5: Solve for x
    x = 33,353,703,314.03/204,326.89
  6. Step 6: Final answer
    x = 163,236.98

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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.