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Finding the Fourth Proportional to 235,473.18, 325,023.03 and 134,938.14

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Solution

The fourth proportional to 235,473.18, 325,023.03 and 134,938.14 is: 186,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,473.18 : 325,023.03 = 134,938.14 : x
  2. Step 2: Convert to fraction form
    235,473.18/325,023.03 = 134,938.14/x
  3. Step 3: Cross multiply
    235,473.18x = 325,023.03 × 134,938.14
  4. Step 4: Simplify right side
    235,473.18x = 43,858,003,125.36
  5. Step 5: Solve for x
    x = 43,858,003,125.36/235,473.18
  6. Step 6: Final answer
    x = 186,254.77

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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.