Home / 270,729.17-373,615.03-155,999.00

Finding the Fourth Proportional to 270,729.17, 373,615.03 and 155,999.00

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Solution

The fourth proportional to 270,729.17, 373,615.03 and 155,999.00 is: 215,283.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,729.17 : 373,615.03 = 155,999.00 : x
  2. Step 2: Convert to fraction form
    270,729.17/373,615.03 = 155,999.00/x
  3. Step 3: Cross multiply
    270,729.17x = 373,615.03 × 155,999.00
  4. Step 4: Simplify right side
    270,729.17x = 58,283,572,194.01
  5. Step 5: Solve for x
    x = 58,283,572,194.01/270,729.17
  6. Step 6: Final answer
    x = 215,283.68

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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.