Home / 82,896.12-114,397.36-47,086.82

Finding the Fourth Proportional to 82,896.12, 114,397.36 and 47,086.82

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Solution

The fourth proportional to 82,896.12, 114,397.36 and 47,086.82 is: 64,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896.12 : 114,397.36 = 47,086.82 : x
  2. Step 2: Convert to fraction form
    82,896.12/114,397.36 = 47,086.82/x
  3. Step 3: Cross multiply
    82,896.12x = 114,397.36 × 47,086.82
  4. Step 4: Simplify right side
    82,896.12x = 5,386,607,898.80
  5. Step 5: Solve for x
    x = 5,386,607,898.80/82,896.12
  6. Step 6: Final answer
    x = 64,980.22

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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.