Home / 42,362.08-63,543.36-11,197

Finding the Fourth Proportional to 42,362.08, 63,543.36 and 11,197

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Solution

The fourth proportional to 42,362.08, 63,543.36 and 11,197 is: 16,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,362.08 : 63,543.36 = 11,197 : x
  2. Step 2: Convert to fraction form
    42,362.08/63,543.36 = 11,197/x
  3. Step 3: Cross multiply
    42,362.08x = 63,543.36 × 11,197
  4. Step 4: Simplify right side
    42,362.08x = 711,495,001.92
  5. Step 5: Solve for x
    x = 711,495,001.92/42,362.08
  6. Step 6: Final answer
    x = 16,795.56

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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.