Home / 86,296.08-129,167.10-46,259.40

Finding the Fourth Proportional to 86,296.08, 129,167.10 and 46,259.40

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Solution

The fourth proportional to 86,296.08, 129,167.10 and 46,259.40 is: 69,240.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,296.08 : 129,167.10 = 46,259.40 : x
  2. Step 2: Convert to fraction form
    86,296.08/129,167.10 = 46,259.40/x
  3. Step 3: Cross multiply
    86,296.08x = 129,167.10 × 46,259.40
  4. Step 4: Simplify right side
    86,296.08x = 5,975,192,545.74
  5. Step 5: Solve for x
    x = 5,975,192,545.74/86,296.08
  6. Step 6: Final answer
    x = 69,240.60

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