Home / 190,816.80-286,267.68-62,738.88

Finding the Fourth Proportional to 190,816.80, 286,267.68 and 62,738.88

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Solution

The fourth proportional to 190,816.80, 286,267.68 and 62,738.88 is: 94,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,816.80 : 286,267.68 = 62,738.88 : x
  2. Step 2: Convert to fraction form
    190,816.80/286,267.68 = 62,738.88/x
  3. Step 3: Cross multiply
    190,816.80x = 286,267.68 × 62,738.88
  4. Step 4: Simplify right side
    190,816.80x = 17,960,113,623.40
  5. Step 5: Solve for x
    x = 17,960,113,623.40/190,816.80
  6. Step 6: Final answer
    x = 94,122.29

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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.