Home / 114,792.64-158,428.58-64,501.36

Finding the Fourth Proportional to 114,792.64, 158,428.58 and 64,501.36

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Solution

The fourth proportional to 114,792.64, 158,428.58 and 64,501.36 is: 89,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,792.64 : 158,428.58 = 64,501.36 : x
  2. Step 2: Convert to fraction form
    114,792.64/158,428.58 = 64,501.36/x
  3. Step 3: Cross multiply
    114,792.64x = 158,428.58 × 64,501.36
  4. Step 4: Simplify right side
    114,792.64x = 10,218,858,872.87
  5. Step 5: Solve for x
    x = 10,218,858,872.87/114,792.64
  6. Step 6: Final answer
    x = 89,020.16

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Why These Related Problems?

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