Home / 126,783.12-174,607.73-97,996.73

Finding the Fourth Proportional to 126,783.12, 174,607.73 and 97,996.73

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Solution

The fourth proportional to 126,783.12, 174,607.73 and 97,996.73 is: 134,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,783.12 : 174,607.73 = 97,996.73 : x
  2. Step 2: Convert to fraction form
    126,783.12/174,607.73 = 97,996.73/x
  3. Step 3: Cross multiply
    126,783.12x = 174,607.73 × 97,996.73
  4. Step 4: Simplify right side
    126,783.12x = 17,110,986,572.72
  5. Step 5: Solve for x
    x = 17,110,986,572.72/126,783.12
  6. Step 6: Final answer
    x = 134,962.66

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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.