Home / 187,567.98-258,842.07-102,684.30

Finding the Fourth Proportional to 187,567.98, 258,842.07 and 102,684.30

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Solution

The fourth proportional to 187,567.98, 258,842.07 and 102,684.30 is: 141,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,567.98 : 258,842.07 = 102,684.30 : x
  2. Step 2: Convert to fraction form
    187,567.98/258,842.07 = 102,684.30/x
  3. Step 3: Cross multiply
    187,567.98x = 258,842.07 × 102,684.30
  4. Step 4: Simplify right side
    187,567.98x = 26,579,016,768.50
  5. Step 5: Solve for x
    x = 26,579,016,768.50/187,567.98
  6. Step 6: Final answer
    x = 141,703.38

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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.