Home / 44,970.40-67,453.12-13,805.64

Finding the Fourth Proportional to 44,970.40, 67,453.12 and 13,805.64

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Solution

The fourth proportional to 44,970.40, 67,453.12 and 13,805.64 is: 20,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,970.40 : 67,453.12 = 13,805.64 : x
  2. Step 2: Convert to fraction form
    44,970.40/67,453.12 = 13,805.64/x
  3. Step 3: Cross multiply
    44,970.40x = 67,453.12 × 13,805.64
  4. Step 4: Simplify right side
    44,970.40x = 931,233,491.60
  5. Step 5: Solve for x
    x = 931,233,491.60/44,970.40
  6. Step 6: Final answer
    x = 20,707.70

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1.5x scale

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.