Home / 165,768.14-247,089.53-157,353.66

Finding the Fourth Proportional to 165,768.14, 247,089.53 and 157,353.66

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Solution

The fourth proportional to 165,768.14, 247,089.53 and 157,353.66 is: 234,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,768.14 : 247,089.53 = 157,353.66 : x
  2. Step 2: Convert to fraction form
    165,768.14/247,089.53 = 157,353.66/x
  3. Step 3: Cross multiply
    165,768.14x = 247,089.53 × 157,353.66
  4. Step 4: Simplify right side
    165,768.14x = 38,880,441,893.18
  5. Step 5: Solve for x
    x = 38,880,441,893.18/165,768.14
  6. Step 6: Final answer
    x = 234,547.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.