Home / 153,926.40-230,452.20-136,430.40

Finding the Fourth Proportional to 153,926.40, 230,452.20 and 136,430.40

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Solution

The fourth proportional to 153,926.40, 230,452.20 and 136,430.40 is: 204,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,926.40 : 230,452.20 = 136,430.40 : x
  2. Step 2: Convert to fraction form
    153,926.40/230,452.20 = 136,430.40/x
  3. Step 3: Cross multiply
    153,926.40x = 230,452.20 × 136,430.40
  4. Step 4: Simplify right side
    153,926.40x = 31,440,685,826.88
  5. Step 5: Solve for x
    x = 31,440,685,826.88/153,926.40
  6. Step 6: Final answer
    x = 204,257.92

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1.5x scale

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.