Home / 132,904.80-199,065.60-118,130.40

Finding the Fourth Proportional to 132,904.80, 199,065.60 and 118,130.40

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Solution

The fourth proportional to 132,904.80, 199,065.60 and 118,130.40 is: 176,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904.80 : 199,065.60 = 118,130.40 : x
  2. Step 2: Convert to fraction form
    132,904.80/199,065.60 = 118,130.40/x
  3. Step 3: Cross multiply
    132,904.80x = 199,065.60 × 118,130.40
  4. Step 4: Simplify right side
    132,904.80x = 23,515,698,954.24
  5. Step 5: Solve for x
    x = 23,515,698,954.24/132,904.80
  6. Step 6: Final answer
    x = 176,936.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.