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Finding the Fourth Proportional to 62,098.40, 85,697.28 and 33,804.32

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Solution

The fourth proportional to 62,098.40, 85,697.28 and 33,804.32 is: 46,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,098.40 : 85,697.28 = 33,804.32 : x
  2. Step 2: Convert to fraction form
    62,098.40/85,697.28 = 33,804.32/x
  3. Step 3: Cross multiply
    62,098.40x = 85,697.28 × 33,804.32
  4. Step 4: Simplify right side
    62,098.40x = 2,896,938,276.25
  5. Step 5: Solve for x
    x = 2,896,938,276.25/62,098.40
  6. Step 6: Final answer
    x = 46,650.77

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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.