Home / 62,921.48-86,829.10-36,045.34

Finding the Fourth Proportional to 62,921.48, 86,829.10 and 36,045.34

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Solution

The fourth proportional to 62,921.48, 86,829.10 and 36,045.34 is: 49,741.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.48 : 86,829.10 = 36,045.34 : x
  2. Step 2: Convert to fraction form
    62,921.48/86,829.10 = 36,045.34/x
  3. Step 3: Cross multiply
    62,921.48x = 86,829.10 × 36,045.34
  4. Step 4: Simplify right side
    62,921.48x = 3,129,784,124.21
  5. Step 5: Solve for x
    x = 3,129,784,124.21/62,921.48
  6. Step 6: Final answer
    x = 49,741.11

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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.