Home / 114,502.74-158,068.44-76,325.82

Finding the Fourth Proportional to 114,502.74, 158,068.44 and 76,325.82

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Solution

The fourth proportional to 114,502.74, 158,068.44 and 76,325.82 is: 105,366.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,502.74 : 158,068.44 = 76,325.82 : x
  2. Step 2: Convert to fraction form
    114,502.74/158,068.44 = 76,325.82/x
  3. Step 3: Cross multiply
    114,502.74x = 158,068.44 × 76,325.82
  4. Step 4: Simplify right side
    114,502.74x = 12,064,703,299.12
  5. Step 5: Solve for x
    x = 12,064,703,299.12/114,502.74
  6. Step 6: Final answer
    x = 105,366.07

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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.