Home / 106,550.52-147,039.08-58,803.88

Finding the Fourth Proportional to 106,550.52, 147,039.08 and 58,803.88

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Solution

The fourth proportional to 106,550.52, 147,039.08 and 58,803.88 is: 81,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,550.52 : 147,039.08 = 58,803.88 : x
  2. Step 2: Convert to fraction form
    106,550.52/147,039.08 = 58,803.88/x
  3. Step 3: Cross multiply
    106,550.52x = 147,039.08 × 58,803.88
  4. Step 4: Simplify right side
    106,550.52x = 8,646,468,415.63
  5. Step 5: Solve for x
    x = 8,646,468,415.63/106,550.52
  6. Step 6: Final answer
    x = 81,149.00

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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.