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Finding the Fourth Proportional to 187,703.69, 259,036.35 and 114,116.00

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Solution

The fourth proportional to 187,703.69, 259,036.35 and 114,116.00 is: 157,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,703.69 : 259,036.35 = 114,116.00 : x
  2. Step 2: Convert to fraction form
    187,703.69/259,036.35 = 114,116.00/x
  3. Step 3: Cross multiply
    187,703.69x = 259,036.35 × 114,116.00
  4. Step 4: Simplify right side
    187,703.69x = 29,560,190,393.48
  5. Step 5: Solve for x
    x = 29,560,190,393.48/187,703.69
  6. Step 6: Final answer
    x = 157,483.27

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1.5x scale

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.