Home / 187,557.32-258,829.80-102,682.28

Finding the Fourth Proportional to 187,557.32, 258,829.80 and 102,682.28

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Solution

The fourth proportional to 187,557.32, 258,829.80 and 102,682.28 is: 141,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,557.32 : 258,829.80 = 102,682.28 : x
  2. Step 2: Convert to fraction form
    187,557.32/258,829.80 = 102,682.28/x
  3. Step 3: Cross multiply
    187,557.32x = 258,829.80 × 102,682.28
  4. Step 4: Simplify right side
    187,557.32x = 26,577,233,995.94
  5. Step 5: Solve for x
    x = 26,577,233,995.94/187,557.32
  6. Step 6: Final answer
    x = 141,701.93

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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.