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Finding the Fourth Proportional to 93,386.93, 128,873.69 and 50,945.16

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Solution

The fourth proportional to 93,386.93, 128,873.69 and 50,945.16 is: 70,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,386.93 : 128,873.69 = 50,945.16 : x
  2. Step 2: Convert to fraction form
    93,386.93/128,873.69 = 50,945.16/x
  3. Step 3: Cross multiply
    93,386.93x = 128,873.69 × 50,945.16
  4. Step 4: Simplify right side
    93,386.93x = 6,565,490,502.11
  5. Step 5: Solve for x
    x = 6,565,490,502.11/93,386.93
  6. Step 6: Final answer
    x = 70,304.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.