Home / 197,646.36-272,750.02-106,999.93

Finding the Fourth Proportional to 197,646.36, 272,750.02 and 106,999.93

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Solution

The fourth proportional to 197,646.36, 272,750.02 and 106,999.93 is: 147,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,646.36 : 272,750.02 = 106,999.93 : x
  2. Step 2: Convert to fraction form
    197,646.36/272,750.02 = 106,999.93/x
  3. Step 3: Cross multiply
    197,646.36x = 272,750.02 × 106,999.93
  4. Step 4: Simplify right side
    197,646.36x = 29,184,233,047.50
  5. Step 5: Solve for x
    x = 29,184,233,047.50/197,646.36
  6. Step 6: Final answer
    x = 147,658.84

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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.