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Finding the Fourth Proportional to 25,458.46, 38,175.35 and 14,931.93

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Solution

The fourth proportional to 25,458.46, 38,175.35 and 14,931.93 is: 22,390.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.46 : 38,175.35 = 14,931.93 : x
  2. Step 2: Convert to fraction form
    25,458.46/38,175.35 = 14,931.93/x
  3. Step 3: Cross multiply
    25,458.46x = 38,175.35 × 14,931.93
  4. Step 4: Simplify right side
    25,458.46x = 570,031,691.26
  5. Step 5: Solve for x
    x = 570,031,691.26/25,458.46
  6. Step 6: Final answer
    x = 22,390.66

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