Home / 197,156.76-271,975.26-133,472.28

Finding the Fourth Proportional to 197,156.76, 271,975.26 and 133,472.28

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Solution

The fourth proportional to 197,156.76, 271,975.26 and 133,472.28 is: 184,123.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,156.76 : 271,975.26 = 133,472.28 : x
  2. Step 2: Convert to fraction form
    197,156.76/271,975.26 = 133,472.28/x
  3. Step 3: Cross multiply
    197,156.76x = 271,975.26 × 133,472.28
  4. Step 4: Simplify right side
    197,156.76x = 36,301,158,055.79
  5. Step 5: Solve for x
    x = 36,301,158,055.79/197,156.76
  6. Step 6: Final answer
    x = 184,123.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.