Home / 186,255.75-257,032.95-101,373.42

Finding the Fourth Proportional to 186,255.75, 257,032.95 and 101,373.42

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Solution

The fourth proportional to 186,255.75, 257,032.95 and 101,373.42 is: 139,895.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,255.75 : 257,032.95 = 101,373.42 : x
  2. Step 2: Convert to fraction form
    186,255.75/257,032.95 = 101,373.42/x
  3. Step 3: Cross multiply
    186,255.75x = 257,032.95 × 101,373.42
  4. Step 4: Simplify right side
    186,255.75x = 26,056,309,194.19
  5. Step 5: Solve for x
    x = 26,056,309,194.19/186,255.75
  6. Step 6: Final answer
    x = 139,895.33

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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.