Home / 51,617.21-77,360.54-29,443.13

Finding the Fourth Proportional to 51,617.21, 77,360.54 and 29,443.13

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Solution

The fourth proportional to 51,617.21, 77,360.54 and 29,443.13 is: 44,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,617.21 : 77,360.54 = 29,443.13 : x
  2. Step 2: Convert to fraction form
    51,617.21/77,360.54 = 29,443.13/x
  3. Step 3: Cross multiply
    51,617.21x = 77,360.54 × 29,443.13
  4. Step 4: Simplify right side
    51,617.21x = 2,277,736,049.29
  5. Step 5: Solve for x
    x = 2,277,736,049.29/51,617.21
  6. Step 6: Final answer
    x = 44,127.45

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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.