Home / 356,180.04-534,186.18-103,393.80

Finding the Fourth Proportional to 356,180.04, 534,186.18 and 103,393.80

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Solution

The fourth proportional to 356,180.04, 534,186.18 and 103,393.80 is: 155,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,180.04 : 534,186.18 = 103,393.80 : x
  2. Step 2: Convert to fraction form
    356,180.04/534,186.18 = 103,393.80/x
  3. Step 3: Cross multiply
    356,180.04x = 534,186.18 × 103,393.80
  4. Step 4: Simplify right side
    356,180.04x = 55,231,539,057.68
  5. Step 5: Solve for x
    x = 55,231,539,057.68/356,180.04
  6. Step 6: Final answer
    x = 155,066.35

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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.