Home / 98,341.98-135,761.34-58,068.36

Finding the Fourth Proportional to 98,341.98, 135,761.34 and 58,068.36

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Solution

The fourth proportional to 98,341.98, 135,761.34 and 58,068.36 is: 80,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,341.98 : 135,761.34 = 58,068.36 : x
  2. Step 2: Convert to fraction form
    98,341.98/135,761.34 = 58,068.36/x
  3. Step 3: Cross multiply
    98,341.98x = 135,761.34 × 58,068.36
  4. Step 4: Simplify right side
    98,341.98x = 7,883,438,365.20
  5. Step 5: Solve for x
    x = 7,883,438,365.20/98,341.98
  6. Step 6: Final answer
    x = 80,163.51

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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.