Home / 98,284.56-135,632.76-57,998.76

Finding the Fourth Proportional to 98,284.56, 135,632.76 and 57,998.76

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Solution

The fourth proportional to 98,284.56, 135,632.76 and 57,998.76 is: 80,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,284.56 : 135,632.76 = 57,998.76 : x
  2. Step 2: Convert to fraction form
    98,284.56/135,632.76 = 57,998.76/x
  3. Step 3: Cross multiply
    98,284.56x = 135,632.76 × 57,998.76
  4. Step 4: Simplify right side
    98,284.56x = 7,866,531,895.38
  5. Step 5: Solve for x
    x = 7,866,531,895.38/98,284.56
  6. Step 6: Final answer
    x = 80,038.33

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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.