Home / 114,173.20-157,553.40-63,185

Finding the Fourth Proportional to 114,173.20, 157,553.40 and 63,185

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Solution

The fourth proportional to 114,173.20, 157,553.40 and 63,185 is: 87,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,173.20 : 157,553.40 = 63,185 : x
  2. Step 2: Convert to fraction form
    114,173.20/157,553.40 = 63,185/x
  3. Step 3: Cross multiply
    114,173.20x = 157,553.40 × 63,185
  4. Step 4: Simplify right side
    114,173.20x = 9,955,011,579
  5. Step 5: Solve for x
    x = 9,955,011,579/114,173.20
  6. Step 6: Final answer
    x = 87,192.19

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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.