Home / 105,800.77-146,003.07-58,053.70

Finding the Fourth Proportional to 105,800.77, 146,003.07 and 58,053.70

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Solution

The fourth proportional to 105,800.77, 146,003.07 and 58,053.70 is: 80,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,800.77 : 146,003.07 = 58,053.70 : x
  2. Step 2: Convert to fraction form
    105,800.77/146,003.07 = 58,053.70/x
  3. Step 3: Cross multiply
    105,800.77x = 146,003.07 × 58,053.70
  4. Step 4: Simplify right side
    105,800.77x = 8,476,018,424.86
  5. Step 5: Solve for x
    x = 8,476,018,424.86/105,800.77
  6. Step 6: Final answer
    x = 80,113.01

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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.