Home / 132,259.47-198,362.68-64,762.43

Finding the Fourth Proportional to 132,259.47, 198,362.68 and 64,762.43

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Solution

The fourth proportional to 132,259.47, 198,362.68 and 64,762.43 is: 97,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,259.47 : 198,362.68 = 64,762.43 : x
  2. Step 2: Convert to fraction form
    132,259.47/198,362.68 = 64,762.43/x
  3. Step 3: Cross multiply
    132,259.47x = 198,362.68 × 64,762.43
  4. Step 4: Simplify right side
    132,259.47x = 12,846,449,674.02
  5. Step 5: Solve for x
    x = 12,846,449,674.02/132,259.47
  6. Step 6: Final answer
    x = 97,130.66

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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.