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Finding the Fourth Proportional to 249,373.99, 344,135.55 and 136,196.74

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Solution

The fourth proportional to 249,373.99, 344,135.55 and 136,196.74 is: 187,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,373.99 : 344,135.55 = 136,196.74 : x
  2. Step 2: Convert to fraction form
    249,373.99/344,135.55 = 136,196.74/x
  3. Step 3: Cross multiply
    249,373.99x = 344,135.55 × 136,196.74
  4. Step 4: Simplify right side
    249,373.99x = 46,870,140,028.11
  5. Step 5: Solve for x
    x = 46,870,140,028.11/249,373.99
  6. Step 6: Final answer
    x = 187,951.20

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