Home / 186,773.85-257,747.37-101,890.32

Finding the Fourth Proportional to 186,773.85, 257,747.37 and 101,890.32

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Solution

The fourth proportional to 186,773.85, 257,747.37 and 101,890.32 is: 140,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,773.85 : 257,747.37 = 101,890.32 : x
  2. Step 2: Convert to fraction form
    186,773.85/257,747.37 = 101,890.32/x
  3. Step 3: Cross multiply
    186,773.85x = 257,747.37 × 101,890.32
  4. Step 4: Simplify right side
    186,773.85x = 26,261,962,008.46
  5. Step 5: Solve for x
    x = 26,261,962,008.46/186,773.85
  6. Step 6: Final answer
    x = 140,608.35

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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.