Home / 186,436.08-257,199.84-125,984.43

Finding the Fourth Proportional to 186,436.08, 257,199.84 and 125,984.43

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Solution

The fourth proportional to 186,436.08, 257,199.84 and 125,984.43 is: 173,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,436.08 : 257,199.84 = 125,984.43 : x
  2. Step 2: Convert to fraction form
    186,436.08/257,199.84 = 125,984.43/x
  3. Step 3: Cross multiply
    186,436.08x = 257,199.84 × 125,984.43
  4. Step 4: Simplify right side
    186,436.08x = 32,403,175,238.49
  5. Step 5: Solve for x
    x = 32,403,175,238.49/186,436.08
  6. Step 6: Final answer
    x = 173,803.14

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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.