Home / 84,306.48-116,397.18-54,104.82

Finding the Fourth Proportional to 84,306.48, 116,397.18 and 54,104.82

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Solution

The fourth proportional to 84,306.48, 116,397.18 and 54,104.82 is: 74,699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,306.48 : 116,397.18 = 54,104.82 : x
  2. Step 2: Convert to fraction form
    84,306.48/116,397.18 = 54,104.82/x
  3. Step 3: Cross multiply
    84,306.48x = 116,397.18 × 54,104.82
  4. Step 4: Simplify right side
    84,306.48x = 6,297,648,472.41
  5. Step 5: Solve for x
    x = 6,297,648,472.41/84,306.48
  6. Step 6: Final answer
    x = 74,699.46

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1.5x scale

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.