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Finding the Fourth Proportional to 98,925.74, 136,518.06 and 53,603.76

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Solution

The fourth proportional to 98,925.74, 136,518.06 and 53,603.76 is: 73,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,925.74 : 136,518.06 = 53,603.76 : x
  2. Step 2: Convert to fraction form
    98,925.74/136,518.06 = 53,603.76/x
  3. Step 3: Cross multiply
    98,925.74x = 136,518.06 × 53,603.76
  4. Step 4: Simplify right side
    98,925.74x = 7,317,881,323.91
  5. Step 5: Solve for x
    x = 7,317,881,323.91/98,925.74
  6. Step 6: Final answer
    x = 73,973.48

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