Home / 63,407.13-87,501.63-36,549.46

Finding the Fourth Proportional to 63,407.13, 87,501.63 and 36,549.46

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Solution

The fourth proportional to 63,407.13, 87,501.63 and 36,549.46 is: 50,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,407.13 : 87,501.63 = 36,549.46 : x
  2. Step 2: Convert to fraction form
    63,407.13/87,501.63 = 36,549.46/x
  3. Step 3: Cross multiply
    63,407.13x = 87,501.63 × 36,549.46
  4. Step 4: Simplify right side
    63,407.13x = 3,198,137,325.62
  5. Step 5: Solve for x
    x = 3,198,137,325.62/63,407.13
  6. Step 6: Final answer
    x = 50,438.13

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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.