Home / 174,921.80-261,777.90-104,851.40

Finding the Fourth Proportional to 174,921.80, 261,777.90 and 104,851.40

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Solution

The fourth proportional to 174,921.80, 261,777.90 and 104,851.40 is: 156,914.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,921.80 : 261,777.90 = 104,851.40 : x
  2. Step 2: Convert to fraction form
    174,921.80/261,777.90 = 104,851.40/x
  3. Step 3: Cross multiply
    174,921.80x = 261,777.90 × 104,851.40
  4. Step 4: Simplify right side
    174,921.80x = 27,447,779,304.06
  5. Step 5: Solve for x
    x = 27,447,779,304.06/174,921.80
  6. Step 6: Final answer
    x = 156,914.57

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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.