Home / 154,771.80-232,157.71-102,168.98

Finding the Fourth Proportional to 154,771.80, 232,157.71 and 102,168.98

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Solution

The fourth proportional to 154,771.80, 232,157.71 and 102,168.98 is: 153,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,771.80 : 232,157.71 = 102,168.98 : x
  2. Step 2: Convert to fraction form
    154,771.80/232,157.71 = 102,168.98/x
  3. Step 3: Cross multiply
    154,771.80x = 232,157.71 × 102,168.98
  4. Step 4: Simplify right side
    154,771.80x = 23,719,316,267.35
  5. Step 5: Solve for x
    x = 23,719,316,267.35/154,771.80
  6. Step 6: Final answer
    x = 153,253.48

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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.