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Finding the Fourth Proportional to 107,050.78, 160,598.72 and 40,489.45

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Solution

The fourth proportional to 107,050.78, 160,598.72 and 40,489.45 is: 60,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,050.78 : 160,598.72 = 40,489.45 : x
  2. Step 2: Convert to fraction form
    107,050.78/160,598.72 = 40,489.45/x
  3. Step 3: Cross multiply
    107,050.78x = 160,598.72 × 40,489.45
  4. Step 4: Simplify right side
    107,050.78x = 6,502,553,641.06
  5. Step 5: Solve for x
    x = 6,502,553,641.06/107,050.78
  6. Step 6: Final answer
    x = 60,742.70

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