Home / 187,450.39-258,681.51-102,567.43

Finding the Fourth Proportional to 187,450.39, 258,681.51 and 102,567.43

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Solution

The fourth proportional to 187,450.39, 258,681.51 and 102,567.43 is: 141,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,450.39 : 258,681.51 = 102,567.43 : x
  2. Step 2: Convert to fraction form
    187,450.39/258,681.51 = 102,567.43/x
  3. Step 3: Cross multiply
    187,450.39x = 258,681.51 × 102,567.43
  4. Step 4: Simplify right side
    187,450.39x = 26,532,297,669.22
  5. Step 5: Solve for x
    x = 26,532,297,669.22/187,450.39
  6. Step 6: Final answer
    x = 141,543.04

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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.