Home / 187,966.96-259,394.75-103,084.63

Finding the Fourth Proportional to 187,966.96, 259,394.75 and 103,084.63

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Solution

The fourth proportional to 187,966.96, 259,394.75 and 103,084.63 is: 142,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,966.96 : 259,394.75 = 103,084.63 : x
  2. Step 2: Convert to fraction form
    187,966.96/259,394.75 = 103,084.63/x
  3. Step 3: Cross multiply
    187,966.96x = 259,394.75 × 103,084.63
  4. Step 4: Simplify right side
    187,966.96x = 26,739,611,827.69
  5. Step 5: Solve for x
    x = 26,739,611,827.69/187,966.96
  6. Step 6: Final answer
    x = 142,256.98

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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.