Home / 187,050.96-258,131.70-102,170.16

Finding the Fourth Proportional to 187,050.96, 258,131.70 and 102,170.16

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Solution

The fourth proportional to 187,050.96, 258,131.70 and 102,170.16 is: 140,995.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,050.96 : 258,131.70 = 102,170.16 : x
  2. Step 2: Convert to fraction form
    187,050.96/258,131.70 = 102,170.16/x
  3. Step 3: Cross multiply
    187,050.96x = 258,131.70 × 102,170.16
  4. Step 4: Simplify right side
    187,050.96x = 26,373,357,090.07
  5. Step 5: Solve for x
    x = 26,373,357,090.07/187,050.96
  6. Step 6: Final answer
    x = 140,995.57

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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.