Home / 302,962.48-418,069.18-166,988.94

Finding the Fourth Proportional to 302,962.48, 418,069.18 and 166,988.94

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Solution

The fourth proportional to 302,962.48, 418,069.18 and 166,988.94 is: 230,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,962.48 : 418,069.18 = 166,988.94 : x
  2. Step 2: Convert to fraction form
    302,962.48/418,069.18 = 166,988.94/x
  3. Step 3: Cross multiply
    302,962.48x = 418,069.18 × 166,988.94
  4. Step 4: Simplify right side
    302,962.48x = 69,812,929,214.87
  5. Step 5: Solve for x
    x = 69,812,929,214.87/302,962.48
  6. Step 6: Final answer
    x = 230,434.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.