Home / 186,941.56-257,972.08-102,059.32

Finding the Fourth Proportional to 186,941.56, 257,972.08 and 102,059.32

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Solution

The fourth proportional to 186,941.56, 257,972.08 and 102,059.32 is: 140,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,941.56 : 257,972.08 = 102,059.32 : x
  2. Step 2: Convert to fraction form
    186,941.56/257,972.08 = 102,059.32/x
  3. Step 3: Cross multiply
    186,941.56x = 257,972.08 × 102,059.32
  4. Step 4: Simplify right side
    186,941.56x = 26,328,455,063.79
  5. Step 5: Solve for x
    x = 26,328,455,063.79/186,941.56
  6. Step 6: Final answer
    x = 140,837.89

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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.