Home / 103,066.23-154,570.65-36,488.49

Finding the Fourth Proportional to 103,066.23, 154,570.65 and 36,488.49

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Solution

The fourth proportional to 103,066.23, 154,570.65 and 36,488.49 is: 54,722.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,066.23 : 154,570.65 = 36,488.49 : x
  2. Step 2: Convert to fraction form
    103,066.23/154,570.65 = 36,488.49/x
  3. Step 3: Cross multiply
    103,066.23x = 154,570.65 × 36,488.49
  4. Step 4: Simplify right side
    103,066.23x = 5,640,048,900.35
  5. Step 5: Solve for x
    x = 5,640,048,900.35/103,066.23
  6. Step 6: Final answer
    x = 54,722.57

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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.