Home / 82,821.62-114,281.39-46,521.66

Finding the Fourth Proportional to 82,821.62, 114,281.39 and 46,521.66

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Solution

The fourth proportional to 82,821.62, 114,281.39 and 46,521.66 is: 64,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,821.62 : 114,281.39 = 46,521.66 : x
  2. Step 2: Convert to fraction form
    82,821.62/114,281.39 = 46,521.66/x
  3. Step 3: Cross multiply
    82,821.62x = 114,281.39 × 46,521.66
  4. Step 4: Simplify right side
    82,821.62x = 5,316,559,737.30
  5. Step 5: Solve for x
    x = 5,316,559,737.30/82,821.62
  6. Step 6: Final answer
    x = 64,192.90

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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.