Home / 192,430.53-265,549.55-107,555.49

Finding the Fourth Proportional to 192,430.53, 265,549.55 and 107,555.49

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Solution

The fourth proportional to 192,430.53, 265,549.55 and 107,555.49 is: 148,424.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,430.53 : 265,549.55 = 107,555.49 : x
  2. Step 2: Convert to fraction form
    192,430.53/265,549.55 = 107,555.49/x
  3. Step 3: Cross multiply
    192,430.53x = 265,549.55 × 107,555.49
  4. Step 4: Simplify right side
    192,430.53x = 28,561,311,431.75
  5. Step 5: Solve for x
    x = 28,561,311,431.75/192,430.53
  6. Step 6: Final answer
    x = 148,424.01

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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.