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Finding the Fourth Proportional to 155,500.40, 233,250.60 and 102,047.60

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Solution

The fourth proportional to 155,500.40, 233,250.60 and 102,047.60 is: 153,071.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,500.40 : 233,250.60 = 102,047.60 : x
  2. Step 2: Convert to fraction form
    155,500.40/233,250.60 = 102,047.60/x
  3. Step 3: Cross multiply
    155,500.40x = 233,250.60 × 102,047.60
  4. Step 4: Simplify right side
    155,500.40x = 23,802,663,928.56
  5. Step 5: Solve for x
    x = 23,802,663,928.56/155,500.40
  6. Step 6: Final answer
    x = 153,071.40

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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.