Home / 197,741.64-272,897.46-112,871.46

Finding the Fourth Proportional to 197,741.64, 272,897.46 and 112,871.46

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Solution

The fourth proportional to 197,741.64, 272,897.46 and 112,871.46 is: 155,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,741.64 : 272,897.46 = 112,871.46 : x
  2. Step 2: Convert to fraction form
    197,741.64/272,897.46 = 112,871.46/x
  3. Step 3: Cross multiply
    197,741.64x = 272,897.46 × 112,871.46
  4. Step 4: Simplify right side
    197,741.64x = 30,802,334,740.49
  5. Step 5: Solve for x
    x = 30,802,334,740.49/197,741.64
  6. Step 6: Final answer
    x = 155,770.60

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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.