Home / 194,901.03-269,221.54-156,804.09

Finding the Fourth Proportional to 194,901.03, 269,221.54 and 156,804.09

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Solution

The fourth proportional to 194,901.03, 269,221.54 and 156,804.09 is: 216,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,901.03 : 269,221.54 = 156,804.09 : x
  2. Step 2: Convert to fraction form
    194,901.03/269,221.54 = 156,804.09/x
  3. Step 3: Cross multiply
    194,901.03x = 269,221.54 × 156,804.09
  4. Step 4: Simplify right side
    194,901.03x = 42,215,038,588.10
  5. Step 5: Solve for x
    x = 42,215,038,588.10/194,901.03
  6. Step 6: Final answer
    x = 216,597.31

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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.