Home / 114,988.40-172,482.64-51,734.64

Finding the Fourth Proportional to 114,988.40, 172,482.64 and 51,734.64

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Solution

The fourth proportional to 114,988.40, 172,482.64 and 51,734.64 is: 77,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,988.40 : 172,482.64 = 51,734.64 : x
  2. Step 2: Convert to fraction form
    114,988.40/172,482.64 = 51,734.64/x
  3. Step 3: Cross multiply
    114,988.40x = 172,482.64 × 51,734.64
  4. Step 4: Simplify right side
    114,988.40x = 8,923,327,286.65
  5. Step 5: Solve for x
    x = 8,923,327,286.65/114,988.40
  6. Step 6: Final answer
    x = 77,601.98

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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.