Home / 62,101.10-85,699.50-33,806.78

Finding the Fourth Proportional to 62,101.10, 85,699.50 and 33,806.78

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Solution

The fourth proportional to 62,101.10, 85,699.50 and 33,806.78 is: 46,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,101.10 : 85,699.50 = 33,806.78 : x
  2. Step 2: Convert to fraction form
    62,101.10/85,699.50 = 33,806.78/x
  3. Step 3: Cross multiply
    62,101.10x = 85,699.50 × 33,806.78
  4. Step 4: Simplify right side
    62,101.10x = 2,897,223,714.11
  5. Step 5: Solve for x
    x = 2,897,223,714.11/62,101.10
  6. Step 6: Final answer
    x = 46,653.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.