Home / 103,534.24-155,181.36-44,281.12

Finding the Fourth Proportional to 103,534.24, 155,181.36 and 44,281.12

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Solution

The fourth proportional to 103,534.24, 155,181.36 and 44,281.12 is: 66,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,534.24 : 155,181.36 = 44,281.12 : x
  2. Step 2: Convert to fraction form
    103,534.24/155,181.36 = 44,281.12/x
  3. Step 3: Cross multiply
    103,534.24x = 155,181.36 × 44,281.12
  4. Step 4: Simplify right side
    103,534.24x = 6,871,604,423.92
  5. Step 5: Solve for x
    x = 6,871,604,423.92/103,534.24
  6. Step 6: Final answer
    x = 66,370.36

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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.