Home / 35,100.21-52,887.05-28,996.89

Finding the Fourth Proportional to 35,100.21, 52,887.05 and 28,996.89

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Solution

The fourth proportional to 35,100.21, 52,887.05 and 28,996.89 is: 43,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,100.21 : 52,887.05 = 28,996.89 : x
  2. Step 2: Convert to fraction form
    35,100.21/52,887.05 = 28,996.89/x
  3. Step 3: Cross multiply
    35,100.21x = 52,887.05 × 28,996.89
  4. Step 4: Simplify right side
    35,100.21x = 1,533,559,818.26
  5. Step 5: Solve for x
    x = 1,533,559,818.26/35,100.21
  6. Step 6: Final answer
    x = 43,690.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.