Home / 302,888.40-454,328.55-92,527.35

Finding the Fourth Proportional to 302,888.40, 454,328.55 and 92,527.35

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Solution

The fourth proportional to 302,888.40, 454,328.55 and 92,527.35 is: 138,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,888.40 : 454,328.55 = 92,527.35 : x
  2. Step 2: Convert to fraction form
    302,888.40/454,328.55 = 92,527.35/x
  3. Step 3: Cross multiply
    302,888.40x = 454,328.55 × 92,527.35
  4. Step 4: Simplify right side
    302,888.40x = 42,037,816,760.84
  5. Step 5: Solve for x
    x = 42,037,816,760.84/302,888.40
  6. Step 6: Final answer
    x = 138,789.79

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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.