Home / 240,601.76-331,984.32-133,166.72

Finding the Fourth Proportional to 240,601.76, 331,984.32 and 133,166.72

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Solution

The fourth proportional to 240,601.76, 331,984.32 and 133,166.72 is: 183,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,601.76 : 331,984.32 = 133,166.72 : x
  2. Step 2: Convert to fraction form
    240,601.76/331,984.32 = 133,166.72/x
  3. Step 3: Cross multiply
    240,601.76x = 331,984.32 × 133,166.72
  4. Step 4: Simplify right side
    240,601.76x = 44,209,262,985.83
  5. Step 5: Solve for x
    x = 44,209,262,985.83/240,601.76
  6. Step 6: Final answer
    x = 183,744.55

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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.