Home / 251,460.81-347,159.39-166,692.69

Finding the Fourth Proportional to 251,460.81, 347,159.39 and 166,692.69

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Solution

The fourth proportional to 251,460.81, 347,159.39 and 166,692.69 is: 230,131.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,460.81 : 347,159.39 = 166,692.69 : x
  2. Step 2: Convert to fraction form
    251,460.81/347,159.39 = 166,692.69/x
  3. Step 3: Cross multiply
    251,460.81x = 347,159.39 × 166,692.69
  4. Step 4: Simplify right side
    251,460.81x = 57,868,931,744.40
  5. Step 5: Solve for x
    x = 57,868,931,744.40/251,460.81
  6. Step 6: Final answer
    x = 230,131.02

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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.