Home / 154,911.60-232,367.40-123,807.60

Finding the Fourth Proportional to 154,911.60, 232,367.40 and 123,807.60

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Solution

The fourth proportional to 154,911.60, 232,367.40 and 123,807.60 is: 185,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,911.60 : 232,367.40 = 123,807.60 : x
  2. Step 2: Convert to fraction form
    154,911.60/232,367.40 = 123,807.60/x
  3. Step 3: Cross multiply
    154,911.60x = 232,367.40 × 123,807.60
  4. Step 4: Simplify right side
    154,911.60x = 28,768,850,112.24
  5. Step 5: Solve for x
    x = 28,768,850,112.24/154,911.60
  6. Step 6: Final answer
    x = 185,711.40

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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.