Home / 242,231.80-334,275.38-134,800.83

Finding the Fourth Proportional to 242,231.80, 334,275.38 and 134,800.83

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Solution

The fourth proportional to 242,231.80, 334,275.38 and 134,800.83 is: 186,022.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,231.80 : 334,275.38 = 134,800.83 : x
  2. Step 2: Convert to fraction form
    242,231.80/334,275.38 = 134,800.83/x
  3. Step 3: Cross multiply
    242,231.80x = 334,275.38 × 134,800.83
  4. Step 4: Simplify right side
    242,231.80x = 45,060,596,327.18
  5. Step 5: Solve for x
    x = 45,060,596,327.18/242,231.80
  6. Step 6: Final answer
    x = 186,022.63

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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.