Home / 171,938.56-257,574.12-96,829.60

Finding the Fourth Proportional to 171,938.56, 257,574.12 and 96,829.60

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Solution

The fourth proportional to 171,938.56, 257,574.12 and 96,829.60 is: 145,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,938.56 : 257,574.12 = 96,829.60 : x
  2. Step 2: Convert to fraction form
    171,938.56/257,574.12 = 96,829.60/x
  3. Step 3: Cross multiply
    171,938.56x = 257,574.12 × 96,829.60
  4. Step 4: Simplify right side
    171,938.56x = 24,940,799,009.95
  5. Step 5: Solve for x
    x = 24,940,799,009.95/171,938.56
  6. Step 6: Final answer
    x = 145,056.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.