Home / 186,092.80-256,800.65-101,209.93

Finding the Fourth Proportional to 186,092.80, 256,800.65 and 101,209.93

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Solution

The fourth proportional to 186,092.80, 256,800.65 and 101,209.93 is: 139,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,092.80 : 256,800.65 = 101,209.93 : x
  2. Step 2: Convert to fraction form
    186,092.80/256,800.65 = 101,209.93/x
  3. Step 3: Cross multiply
    186,092.80x = 256,800.65 × 101,209.93
  4. Step 4: Simplify right side
    186,092.80x = 25,990,775,810.45
  5. Step 5: Solve for x
    x = 25,990,775,810.45/186,092.80
  6. Step 6: Final answer
    x = 139,665.67

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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.