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Finding the Fourth Proportional to 186,262.51, 257,047.83 and 114,683.83

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Solution

The fourth proportional to 186,262.51, 257,047.83 and 114,683.83 is: 158,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,262.51 : 257,047.83 = 114,683.83 : x
  2. Step 2: Convert to fraction form
    186,262.51/257,047.83 = 114,683.83/x
  3. Step 3: Cross multiply
    186,262.51x = 257,047.83 × 114,683.83
  4. Step 4: Simplify right side
    186,262.51x = 29,479,229,637.59
  5. Step 5: Solve for x
    x = 29,479,229,637.59/186,262.51
  6. Step 6: Final answer
    x = 158,267.11

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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.