Home / 219,585.96-302,911.76-133,571.24

Finding the Fourth Proportional to 219,585.96, 302,911.76 and 133,571.24

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Solution

The fourth proportional to 219,585.96, 302,911.76 and 133,571.24 is: 184,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,585.96 : 302,911.76 = 133,571.24 : x
  2. Step 2: Convert to fraction form
    219,585.96/302,911.76 = 133,571.24/x
  3. Step 3: Cross multiply
    219,585.96x = 302,911.76 × 133,571.24
  4. Step 4: Simplify right side
    219,585.96x = 40,460,299,393.78
  5. Step 5: Solve for x
    x = 40,460,299,393.78/219,585.96
  6. Step 6: Final answer
    x = 184,257.22

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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.