Home / 186,586.39-257,285.74-126,051.93

Finding the Fourth Proportional to 186,586.39, 257,285.74 and 126,051.93

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Solution

The fourth proportional to 186,586.39, 257,285.74 and 126,051.93 is: 173,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,586.39 : 257,285.74 = 126,051.93 : x
  2. Step 2: Convert to fraction form
    186,586.39/257,285.74 = 126,051.93/x
  3. Step 3: Cross multiply
    186,586.39x = 257,285.74 × 126,051.93
  4. Step 4: Simplify right side
    186,586.39x = 32,431,364,009.70
  5. Step 5: Solve for x
    x = 32,431,364,009.70/186,586.39
  6. Step 6: Final answer
    x = 173,814.20

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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.