Home / 136,025.70-204,038.55-123,559.80

Finding the Fourth Proportional to 136,025.70, 204,038.55 and 123,559.80

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Solution

The fourth proportional to 136,025.70, 204,038.55 and 123,559.80 is: 185,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,025.70 : 204,038.55 = 123,559.80 : x
  2. Step 2: Convert to fraction form
    136,025.70/204,038.55 = 123,559.80/x
  3. Step 3: Cross multiply
    136,025.70x = 204,038.55 × 123,559.80
  4. Step 4: Simplify right side
    136,025.70x = 25,210,962,430.29
  5. Step 5: Solve for x
    x = 25,210,962,430.29/136,025.70
  6. Step 6: Final answer
    x = 185,339.70

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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.