Home / 134,118.40-201,204.60-39,348.40

Finding the Fourth Proportional to 134,118.40, 201,204.60 and 39,348.40

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Solution

The fourth proportional to 134,118.40, 201,204.60 and 39,348.40 is: 59,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,118.40 : 201,204.60 = 39,348.40 : x
  2. Step 2: Convert to fraction form
    134,118.40/201,204.60 = 39,348.40/x
  3. Step 3: Cross multiply
    134,118.40x = 201,204.60 × 39,348.40
  4. Step 4: Simplify right side
    134,118.40x = 7,917,079,082.64
  5. Step 5: Solve for x
    x = 7,917,079,082.64/134,118.40
  6. Step 6: Final answer
    x = 59,030.52

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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.