Home / 167,430.64-230,548.80-144,729.04

Finding the Fourth Proportional to 167,430.64, 230,548.80 and 144,729.04

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Solution

The fourth proportional to 167,430.64, 230,548.80 and 144,729.04 is: 199,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,430.64 : 230,548.80 = 144,729.04 : x
  2. Step 2: Convert to fraction form
    167,430.64/230,548.80 = 144,729.04/x
  3. Step 3: Cross multiply
    167,430.64x = 230,548.80 × 144,729.04
  4. Step 4: Simplify right side
    167,430.64x = 33,367,106,497.15
  5. Step 5: Solve for x
    x = 33,367,106,497.15/167,430.64
  6. Step 6: Final answer
    x = 199,289.13

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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.