Home / 302,805.44-454,278.50-103,127.53

Finding the Fourth Proportional to 302,805.44, 454,278.50 and 103,127.53

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Solution

The fourth proportional to 302,805.44, 454,278.50 and 103,127.53 is: 154,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,805.44 : 454,278.50 = 103,127.53 : x
  2. Step 2: Convert to fraction form
    302,805.44/454,278.50 = 103,127.53/x
  3. Step 3: Cross multiply
    302,805.44x = 454,278.50 × 103,127.53
  4. Step 4: Simplify right side
    302,805.44x = 46,848,618,372.50
  5. Step 5: Solve for x
    x = 46,848,618,372.50/302,805.44
  6. Step 6: Final answer
    x = 154,715.25

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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.