Home / 197,305.53-272,281.26-106,661.55

Finding the Fourth Proportional to 197,305.53, 272,281.26 and 106,661.55

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Solution

The fourth proportional to 197,305.53, 272,281.26 and 106,661.55 is: 147,192.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,305.53 : 272,281.26 = 106,661.55 : x
  2. Step 2: Convert to fraction form
    197,305.53/272,281.26 = 106,661.55/x
  3. Step 3: Cross multiply
    197,305.53x = 272,281.26 × 106,661.55
  4. Step 4: Simplify right side
    197,305.53x = 29,041,941,227.55
  5. Step 5: Solve for x
    x = 29,041,941,227.55/197,305.53
  6. Step 6: Final answer
    x = 147,192.74

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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.