Home / 114,723.41-158,274.06-84,580.40

Finding the Fourth Proportional to 114,723.41, 158,274.06 and 84,580.40

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Solution

The fourth proportional to 114,723.41, 158,274.06 and 84,580.40 is: 116,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,723.41 : 158,274.06 = 84,580.40 : x
  2. Step 2: Convert to fraction form
    114,723.41/158,274.06 = 84,580.40/x
  3. Step 3: Cross multiply
    114,723.41x = 158,274.06 × 84,580.40
  4. Step 4: Simplify right side
    114,723.41x = 13,386,883,304.42
  5. Step 5: Solve for x
    x = 13,386,883,304.42/114,723.41
  6. Step 6: Final answer
    x = 116,688.33

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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.