Home / 136,167.58-204,256.86-47,430.06

Finding the Fourth Proportional to 136,167.58, 204,256.86 and 47,430.06

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Solution

The fourth proportional to 136,167.58, 204,256.86 and 47,430.06 is: 71,147.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,167.58 : 204,256.86 = 47,430.06 : x
  2. Step 2: Convert to fraction form
    136,167.58/204,256.86 = 47,430.06/x
  3. Step 3: Cross multiply
    136,167.58x = 204,256.86 × 47,430.06
  4. Step 4: Simplify right side
    136,167.58x = 9,687,915,125.21
  5. Step 5: Solve for x
    x = 9,687,915,125.21/136,167.58
  6. Step 6: Final answer
    x = 71,147.00

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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.