Home / 114,426.07-171,415.65-54,369.08

Finding the Fourth Proportional to 114,426.07, 171,415.65 and 54,369.08

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Solution

The fourth proportional to 114,426.07, 171,415.65 and 54,369.08 is: 81,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,426.07 : 171,415.65 = 54,369.08 : x
  2. Step 2: Convert to fraction form
    114,426.07/171,415.65 = 54,369.08/x
  3. Step 3: Cross multiply
    114,426.07x = 171,415.65 × 54,369.08
  4. Step 4: Simplify right side
    114,426.07x = 9,319,711,188.10
  5. Step 5: Solve for x
    x = 9,319,711,188.10/114,426.07
  6. Step 6: Final answer
    x = 81,447.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.