Home / 51,995.16-77,989.50-15,059.16

Finding the Fourth Proportional to 51,995.16, 77,989.50 and 15,059.16

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Solution

The fourth proportional to 51,995.16, 77,989.50 and 15,059.16 is: 22,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,995.16 : 77,989.50 = 15,059.16 : x
  2. Step 2: Convert to fraction form
    51,995.16/77,989.50 = 15,059.16/x
  3. Step 3: Cross multiply
    51,995.16x = 77,989.50 × 15,059.16
  4. Step 4: Simplify right side
    51,995.16x = 1,174,456,358.82
  5. Step 5: Solve for x
    x = 1,174,456,358.82/51,995.16
  6. Step 6: Final answer
    x = 22,587.80

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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.