Home / 187,353.54-258,553.35-102,476.34

Finding the Fourth Proportional to 187,353.54, 258,553.35 and 102,476.34

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Solution

The fourth proportional to 187,353.54, 258,553.35 and 102,476.34 is: 141,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,353.54 : 258,553.35 = 102,476.34 : x
  2. Step 2: Convert to fraction form
    187,353.54/258,553.35 = 102,476.34/x
  3. Step 3: Cross multiply
    187,353.54x = 258,553.35 × 102,476.34
  4. Step 4: Simplify right side
    187,353.54x = 26,495,601,002.74
  5. Step 5: Solve for x
    x = 26,495,601,002.74/187,353.54
  6. Step 6: Final answer
    x = 141,420.34

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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.