Home / 86,705.26-119,710.37-58,061.63

Finding the Fourth Proportional to 86,705.26, 119,710.37 and 58,061.63

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Solution

The fourth proportional to 86,705.26, 119,710.37 and 58,061.63 is: 80,163.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,705.26 : 119,710.37 = 58,061.63 : x
  2. Step 2: Convert to fraction form
    86,705.26/119,710.37 = 58,061.63/x
  3. Step 3: Cross multiply
    86,705.26x = 119,710.37 × 58,061.63
  4. Step 4: Simplify right side
    86,705.26x = 6,950,579,210.10
  5. Step 5: Solve for x
    x = 6,950,579,210.10/86,705.26
  6. Step 6: Final answer
    x = 80,163.29

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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.