Home / 302,632.80-454,008.96-89,404.35

Finding the Fourth Proportional to 302,632.80, 454,008.96 and 89,404.35

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Solution

The fourth proportional to 302,632.80, 454,008.96 and 89,404.35 is: 134,124.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,632.80 : 454,008.96 = 89,404.35 : x
  2. Step 2: Convert to fraction form
    302,632.80/454,008.96 = 89,404.35/x
  3. Step 3: Cross multiply
    302,632.80x = 454,008.96 × 89,404.35
  4. Step 4: Simplify right side
    302,632.80x = 40,590,375,962.98
  5. Step 5: Solve for x
    x = 40,590,375,962.98/302,632.80
  6. Step 6: Final answer
    x = 134,124.18

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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.