Home / 213,084.15-294,166.69-155,659.00

Finding the Fourth Proportional to 213,084.15, 294,166.69 and 155,659.00

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Solution

The fourth proportional to 213,084.15, 294,166.69 and 155,659.00 is: 214,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,084.15 : 294,166.69 = 155,659.00 : x
  2. Step 2: Convert to fraction form
    213,084.15/294,166.69 = 155,659.00/x
  3. Step 3: Cross multiply
    213,084.15x = 294,166.69 × 155,659.00
  4. Step 4: Simplify right side
    213,084.15x = 45,789,691,285.00
  5. Step 5: Solve for x
    x = 45,789,691,285.00/213,084.15
  6. Step 6: Final answer
    x = 214,890.18

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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.