Home / 286,186.20-429,141.02-167,895.96

Finding the Fourth Proportional to 286,186.20, 429,141.02 and 167,895.96

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Solution

The fourth proportional to 286,186.20, 429,141.02 and 167,895.96 is: 251,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,186.20 : 429,141.02 = 167,895.96 : x
  2. Step 2: Convert to fraction form
    286,186.20/429,141.02 = 167,895.96/x
  3. Step 3: Cross multiply
    286,186.20x = 429,141.02 × 167,895.96
  4. Step 4: Simplify right side
    286,186.20x = 72,051,043,528.28
  5. Step 5: Solve for x
    x = 72,051,043,528.28/286,186.20
  6. Step 6: Final answer
    x = 251,762.82

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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.