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Finding the Fourth Proportional to 153,535.21, 230,374.15 and 58,734.07

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Solution

The fourth proportional to 153,535.21, 230,374.15 and 58,734.07 is: 88,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,535.21 : 230,374.15 = 58,734.07 : x
  2. Step 2: Convert to fraction form
    153,535.21/230,374.15 = 58,734.07/x
  3. Step 3: Cross multiply
    153,535.21x = 230,374.15 × 58,734.07
  4. Step 4: Simplify right side
    153,535.21x = 13,530,810,729.52
  5. Step 5: Solve for x
    x = 13,530,810,729.52/153,535.21
  6. Step 6: Final answer
    x = 88,128.39

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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.