Home / 176,705.82-243,773.67-105,045.18

Finding the Fourth Proportional to 176,705.82, 243,773.67 and 105,045.18

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Solution

The fourth proportional to 176,705.82, 243,773.67 and 105,045.18 is: 144,914.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,705.82 : 243,773.67 = 105,045.18 : x
  2. Step 2: Convert to fraction form
    176,705.82/243,773.67 = 105,045.18/x
  3. Step 3: Cross multiply
    176,705.82x = 243,773.67 × 105,045.18
  4. Step 4: Simplify right side
    176,705.82x = 25,607,249,044.41
  5. Step 5: Solve for x
    x = 25,607,249,044.41/176,705.82
  6. Step 6: Final answer
    x = 144,914.58

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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.