Home / 197,652.53-272,762.69-107,010.47

Finding the Fourth Proportional to 197,652.53, 272,762.69 and 107,010.47

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Solution

The fourth proportional to 197,652.53, 272,762.69 and 107,010.47 is: 147,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,652.53 : 272,762.69 = 107,010.47 : x
  2. Step 2: Convert to fraction form
    197,652.53/272,762.69 = 107,010.47/x
  3. Step 3: Cross multiply
    197,652.53x = 272,762.69 × 107,010.47
  4. Step 4: Simplify right side
    197,652.53x = 29,188,461,756.50
  5. Step 5: Solve for x
    x = 29,188,461,756.50/197,652.53
  6. Step 6: Final answer
    x = 147,675.63

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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.