Home / 97,629.60-146,444.40-74,301.60

Finding the Fourth Proportional to 97,629.60, 146,444.40 and 74,301.60

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Solution

The fourth proportional to 97,629.60, 146,444.40 and 74,301.60 is: 111,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,629.60 : 146,444.40 = 74,301.60 : x
  2. Step 2: Convert to fraction form
    97,629.60/146,444.40 = 74,301.60/x
  3. Step 3: Cross multiply
    97,629.60x = 146,444.40 × 74,301.60
  4. Step 4: Simplify right side
    97,629.60x = 10,881,053,231.04
  5. Step 5: Solve for x
    x = 10,881,053,231.04/97,629.60
  6. Step 6: Final answer
    x = 111,452.40

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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.