Home / 108,551.40-162,702-41,962.20

Finding the Fourth Proportional to 108,551.40, 162,702 and 41,962.20

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Solution

The fourth proportional to 108,551.40, 162,702 and 41,962.20 is: 62,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,551.40 : 162,702 = 41,962.20 : x
  2. Step 2: Convert to fraction form
    108,551.40/162,702 = 41,962.20/x
  3. Step 3: Cross multiply
    108,551.40x = 162,702 × 41,962.20
  4. Step 4: Simplify right side
    108,551.40x = 6,827,333,864.40
  5. Step 5: Solve for x
    x = 6,827,333,864.40/108,551.40
  6. Step 6: Final answer
    x = 62,894.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.