Home / 195,727.80-293,591.70-102,221.40

Finding the Fourth Proportional to 195,727.80, 293,591.70 and 102,221.40

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Solution

The fourth proportional to 195,727.80, 293,591.70 and 102,221.40 is: 153,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,727.80 : 293,591.70 = 102,221.40 : x
  2. Step 2: Convert to fraction form
    195,727.80/293,591.70 = 102,221.40/x
  3. Step 3: Cross multiply
    195,727.80x = 293,591.70 × 102,221.40
  4. Step 4: Simplify right side
    195,727.80x = 30,011,354,602.38
  5. Step 5: Solve for x
    x = 30,011,354,602.38/195,727.80
  6. Step 6: Final answer
    x = 153,332.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.