Home / 197,365.13-272,370.35-107,941.13

Finding the Fourth Proportional to 197,365.13, 272,370.35 and 107,941.13

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Solution

The fourth proportional to 197,365.13, 272,370.35 and 107,941.13 is: 148,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,365.13 : 272,370.35 = 107,941.13 : x
  2. Step 2: Convert to fraction form
    197,365.13/272,370.35 = 107,941.13/x
  3. Step 3: Cross multiply
    197,365.13x = 272,370.35 × 107,941.13
  4. Step 4: Simplify right side
    197,365.13x = 29,399,962,265.50
  5. Step 5: Solve for x
    x = 29,399,962,265.50/197,365.13
  6. Step 6: Final answer
    x = 148,962.30

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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.