Home / 186,326.22-257,134.80-101,447.94

Finding the Fourth Proportional to 186,326.22, 257,134.80 and 101,447.94

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Solution

The fourth proportional to 186,326.22, 257,134.80 and 101,447.94 is: 140,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,326.22 : 257,134.80 = 101,447.94 : x
  2. Step 2: Convert to fraction form
    186,326.22/257,134.80 = 101,447.94/x
  3. Step 3: Cross multiply
    186,326.22x = 257,134.80 × 101,447.94
  4. Step 4: Simplify right side
    186,326.22x = 26,085,795,762.31
  5. Step 5: Solve for x
    x = 26,085,795,762.31/186,326.22
  6. Step 6: Final answer
    x = 140,000.67

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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.