Home / 187,502.31-258,746.73-106,955.91

Finding the Fourth Proportional to 187,502.31, 258,746.73 and 106,955.91

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Solution

The fourth proportional to 187,502.31, 258,746.73 and 106,955.91 is: 147,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,502.31 : 258,746.73 = 106,955.91 : x
  2. Step 2: Convert to fraction form
    187,502.31/258,746.73 = 106,955.91/x
  3. Step 3: Cross multiply
    187,502.31x = 258,746.73 × 106,955.91
  4. Step 4: Simplify right side
    187,502.31x = 27,674,491,966.67
  5. Step 5: Solve for x
    x = 27,674,491,966.67/187,502.31
  6. Step 6: Final answer
    x = 147,595.47

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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.