Home / 186,710.22-257,586.75-114,965.82

Finding the Fourth Proportional to 186,710.22, 257,586.75 and 114,965.82

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Solution

The fourth proportional to 186,710.22, 257,586.75 and 114,965.82 is: 158,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,710.22 : 257,586.75 = 114,965.82 : x
  2. Step 2: Convert to fraction form
    186,710.22/257,586.75 = 114,965.82/x
  3. Step 3: Cross multiply
    186,710.22x = 257,586.75 × 114,965.82
  4. Step 4: Simplify right side
    186,710.22x = 29,613,671,934.89
  5. Step 5: Solve for x
    x = 29,613,671,934.89/186,710.22
  6. Step 6: Final answer
    x = 158,607.66

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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.