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Finding the Fourth Proportional to 183,735.10, 275,602.65 and 90,423.10

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Solution

The fourth proportional to 183,735.10, 275,602.65 and 90,423.10 is: 135,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,735.10 : 275,602.65 = 90,423.10 : x
  2. Step 2: Convert to fraction form
    183,735.10/275,602.65 = 90,423.10/x
  3. Step 3: Cross multiply
    183,735.10x = 275,602.65 × 90,423.10
  4. Step 4: Simplify right side
    183,735.10x = 24,920,845,981.22
  5. Step 5: Solve for x
    x = 24,920,845,981.22/183,735.10
  6. Step 6: Final answer
    x = 135,634.65

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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.