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Finding the Fourth Proportional to 125,804.76, 173,610.57 and 69,216.13

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Solution

The fourth proportional to 125,804.76, 173,610.57 and 69,216.13 is: 95,518.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,804.76 : 173,610.57 = 69,216.13 : x
  2. Step 2: Convert to fraction form
    125,804.76/173,610.57 = 69,216.13/x
  3. Step 3: Cross multiply
    125,804.76x = 173,610.57 × 69,216.13
  4. Step 4: Simplify right side
    125,804.76x = 12,016,651,782.49
  5. Step 5: Solve for x
    x = 12,016,651,782.49/125,804.76
  6. Step 6: Final answer
    x = 95,518.26

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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.