Home / 134,726.94-185,924.46-74,299.71

Finding the Fourth Proportional to 134,726.94, 185,924.46 and 74,299.71

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Solution

The fourth proportional to 134,726.94, 185,924.46 and 74,299.71 is: 102,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,726.94 : 185,924.46 = 74,299.71 : x
  2. Step 2: Convert to fraction form
    134,726.94/185,924.46 = 74,299.71/x
  3. Step 3: Cross multiply
    134,726.94x = 185,924.46 × 74,299.71
  4. Step 4: Simplify right side
    134,726.94x = 13,814,133,459.91
  5. Step 5: Solve for x
    x = 13,814,133,459.91/134,726.94
  6. Step 6: Final answer
    x = 102,534.31

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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.