Home / 219,564.22-302,881.74-133,549.51

Finding the Fourth Proportional to 219,564.22, 302,881.74 and 133,549.51

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Solution

The fourth proportional to 219,564.22, 302,881.74 and 133,549.51 is: 184,227.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,564.22 : 302,881.74 = 133,549.51 : x
  2. Step 2: Convert to fraction form
    219,564.22/302,881.74 = 133,549.51/x
  3. Step 3: Cross multiply
    219,564.22x = 302,881.74 × 133,549.51
  4. Step 4: Simplify right side
    219,564.22x = 40,449,705,782.79
  5. Step 5: Solve for x
    x = 40,449,705,782.79/219,564.22
  6. Step 6: Final answer
    x = 184,227.22

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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.