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Finding the Fourth Proportional to 125,935.55, 173,798.96 and 69,346.92

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Solution

The fourth proportional to 125,935.55, 173,798.96 and 69,346.92 is: 95,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,935.55 : 173,798.96 = 69,346.92 : x
  2. Step 2: Convert to fraction form
    125,935.55/173,798.96 = 69,346.92/x
  3. Step 3: Cross multiply
    125,935.55x = 173,798.96 × 69,346.92
  4. Step 4: Simplify right side
    125,935.55x = 12,052,422,575.20
  5. Step 5: Solve for x
    x = 12,052,422,575.20/125,935.55
  6. Step 6: Final answer
    x = 95,703.10

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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.