Home / 175,301.80-262,434.30-156,639.40

Finding the Fourth Proportional to 175,301.80, 262,434.30 and 156,639.40

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Solution

The fourth proportional to 175,301.80, 262,434.30 and 156,639.40 is: 234,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,301.80 : 262,434.30 = 156,639.40 : x
  2. Step 2: Convert to fraction form
    175,301.80/262,434.30 = 156,639.40/x
  3. Step 3: Cross multiply
    175,301.80x = 262,434.30 × 156,639.40
  4. Step 4: Simplify right side
    175,301.80x = 41,107,551,291.42
  5. Step 5: Solve for x
    x = 41,107,551,291.42/175,301.80
  6. Step 6: Final answer
    x = 234,495.89

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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.