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Finding the Fourth Proportional to 153,845.34, 230,768.01 and 43,037.34

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Solution

The fourth proportional to 153,845.34, 230,768.01 and 43,037.34 is: 64,556.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,845.34 : 230,768.01 = 43,037.34 : x
  2. Step 2: Convert to fraction form
    153,845.34/230,768.01 = 43,037.34/x
  3. Step 3: Cross multiply
    153,845.34x = 230,768.01 × 43,037.34
  4. Step 4: Simplify right side
    153,845.34x = 9,931,641,307.49
  5. Step 5: Solve for x
    x = 9,931,641,307.49/153,845.34
  6. Step 6: Final answer
    x = 64,556.01

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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.