Home / 199,282.32-274,953.96-114,368.40

Finding the Fourth Proportional to 199,282.32, 274,953.96 and 114,368.40

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Solution

The fourth proportional to 199,282.32, 274,953.96 and 114,368.40 is: 157,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,282.32 : 274,953.96 = 114,368.40 : x
  2. Step 2: Convert to fraction form
    199,282.32/274,953.96 = 114,368.40/x
  3. Step 3: Cross multiply
    199,282.32x = 274,953.96 × 114,368.40
  4. Step 4: Simplify right side
    199,282.32x = 31,446,044,478.86
  5. Step 5: Solve for x
    x = 31,446,044,478.86/199,282.32
  6. Step 6: Final answer
    x = 157,796.46

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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.