Home / 187,518.45-258,773.63-101,475.59

Finding the Fourth Proportional to 187,518.45, 258,773.63 and 101,475.59

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Solution

The fourth proportional to 187,518.45, 258,773.63 and 101,475.59 is: 140,035.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,518.45 : 258,773.63 = 101,475.59 : x
  2. Step 2: Convert to fraction form
    187,518.45/258,773.63 = 101,475.59/x
  3. Step 3: Cross multiply
    187,518.45x = 258,773.63 × 101,475.59
  4. Step 4: Simplify right side
    187,518.45x = 26,259,206,780.69
  5. Step 5: Solve for x
    x = 26,259,206,780.69/187,518.45
  6. Step 6: Final answer
    x = 140,035.32

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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.