Home / 240,678.21-332,135.93-133,255.16

Finding the Fourth Proportional to 240,678.21, 332,135.93 and 133,255.16

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Solution

The fourth proportional to 240,678.21, 332,135.93 and 133,255.16 is: 183,892.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,678.21 : 332,135.93 = 133,255.16 : x
  2. Step 2: Convert to fraction form
    240,678.21/332,135.93 = 133,255.16/x
  3. Step 3: Cross multiply
    240,678.21x = 332,135.93 × 133,255.16
  4. Step 4: Simplify right side
    240,678.21x = 44,258,827,625.68
  5. Step 5: Solve for x
    x = 44,258,827,625.68/240,678.21
  6. Step 6: Final answer
    x = 183,892.12

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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.