Home / 147,412.40-221,118.60-94,268.30

Finding the Fourth Proportional to 147,412.40, 221,118.60 and 94,268.30

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Solution

The fourth proportional to 147,412.40, 221,118.60 and 94,268.30 is: 141,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,412.40 : 221,118.60 = 94,268.30 : x
  2. Step 2: Convert to fraction form
    147,412.40/221,118.60 = 94,268.30/x
  3. Step 3: Cross multiply
    147,412.40x = 221,118.60 × 94,268.30
  4. Step 4: Simplify right side
    147,412.40x = 20,844,474,520.38
  5. Step 5: Solve for x
    x = 20,844,474,520.38/147,412.40
  6. Step 6: Final answer
    x = 141,402.45

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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.