Home / 48,000.81-66,242.03-27,859.35

Finding the Fourth Proportional to 48,000.81, 66,242.03 and 27,859.35

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Solution

The fourth proportional to 48,000.81, 66,242.03 and 27,859.35 is: 38,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.81 : 66,242.03 = 27,859.35 : x
  2. Step 2: Convert to fraction form
    48,000.81/66,242.03 = 27,859.35/x
  3. Step 3: Cross multiply
    48,000.81x = 66,242.03 × 27,859.35
  4. Step 4: Simplify right side
    48,000.81x = 1,845,459,759.18
  5. Step 5: Solve for x
    x = 1,845,459,759.18/48,000.81
  6. Step 6: Final answer
    x = 38,446.43

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1.5x scale

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.