Home / 103,046.12-154,582.14-36,470.60

Finding the Fourth Proportional to 103,046.12, 154,582.14 and 36,470.60

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Solution

The fourth proportional to 103,046.12, 154,582.14 and 36,470.60 is: 54,710.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,046.12 : 154,582.14 = 36,470.60 : x
  2. Step 2: Convert to fraction form
    103,046.12/154,582.14 = 36,470.60/x
  3. Step 3: Cross multiply
    103,046.12x = 154,582.14 × 36,470.60
  4. Step 4: Simplify right side
    103,046.12x = 5,637,703,395.08
  5. Step 5: Solve for x
    x = 5,637,703,395.08/103,046.12
  6. Step 6: Final answer
    x = 54,710.49

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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.