Home / 191,070.43-286,605.30-50,829.05

Finding the Fourth Proportional to 191,070.43, 286,605.30 and 50,829.05

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Solution

The fourth proportional to 191,070.43, 286,605.30 and 50,829.05 is: 76,243.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,070.43 : 286,605.30 = 50,829.05 : x
  2. Step 2: Convert to fraction form
    191,070.43/286,605.30 = 50,829.05/x
  3. Step 3: Cross multiply
    191,070.43x = 286,605.30 × 50,829.05
  4. Step 4: Simplify right side
    191,070.43x = 14,567,876,031.09
  5. Step 5: Solve for x
    x = 14,567,876,031.09/191,070.43
  6. Step 6: Final answer
    x = 76,243.49

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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.