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Finding the Fourth Proportional to 124,005.60, 186,015.60 and 35,265.60

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Solution

The fourth proportional to 124,005.60, 186,015.60 and 35,265.60 is: 52,900.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,005.60 : 186,015.60 = 35,265.60 : x
  2. Step 2: Convert to fraction form
    124,005.60/186,015.60 = 35,265.60/x
  3. Step 3: Cross multiply
    124,005.60x = 186,015.60 × 35,265.60
  4. Step 4: Simplify right side
    124,005.60x = 6,559,951,743.36
  5. Step 5: Solve for x
    x = 6,559,951,743.36/124,005.60
  6. Step 6: Final answer
    x = 52,900.45

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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.