Home / 148,988.85-205,613.34-84,463.23

Finding the Fourth Proportional to 148,988.85, 205,613.34 and 84,463.23

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Solution

The fourth proportional to 148,988.85, 205,613.34 and 84,463.23 is: 116,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,988.85 : 205,613.34 = 84,463.23 : x
  2. Step 2: Convert to fraction form
    148,988.85/205,613.34 = 84,463.23/x
  3. Step 3: Cross multiply
    148,988.85x = 205,613.34 × 84,463.23
  4. Step 4: Simplify right side
    148,988.85x = 17,366,766,827.49
  5. Step 5: Solve for x
    x = 17,366,766,827.49/148,988.85
  6. Step 6: Final answer
    x = 116,564.20

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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.