Home / 198,259.93-273,598.77-107,615.89

Finding the Fourth Proportional to 198,259.93, 273,598.77 and 107,615.89

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Solution

The fourth proportional to 198,259.93, 273,598.77 and 107,615.89 is: 148,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,259.93 : 273,598.77 = 107,615.89 : x
  2. Step 2: Convert to fraction form
    198,259.93/273,598.77 = 107,615.89/x
  3. Step 3: Cross multiply
    198,259.93x = 273,598.77 × 107,615.89
  4. Step 4: Simplify right side
    198,259.93x = 29,443,575,136.46
  5. Step 5: Solve for x
    x = 29,443,575,136.46/198,259.93
  6. Step 6: Final answer
    x = 148,509.96

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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.