Home / 355,389.44-533,005.56-102,615.08

Finding the Fourth Proportional to 355,389.44, 533,005.56 and 102,615.08

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Solution

The fourth proportional to 355,389.44, 533,005.56 and 102,615.08 is: 153,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,389.44 : 533,005.56 = 102,615.08 : x
  2. Step 2: Convert to fraction form
    355,389.44/533,005.56 = 102,615.08/x
  3. Step 3: Cross multiply
    355,389.44x = 533,005.56 × 102,615.08
  4. Step 4: Simplify right side
    355,389.44x = 54,694,408,179.84
  5. Step 5: Solve for x
    x = 54,694,408,179.84/355,389.44
  6. Step 6: Final answer
    x = 153,899.93

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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.