Home / 82,582.66-123,830.24-32,660.74

Finding the Fourth Proportional to 82,582.66, 123,830.24 and 32,660.74

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Solution

The fourth proportional to 82,582.66, 123,830.24 and 32,660.74 is: 48,973.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,582.66 : 123,830.24 = 32,660.74 : x
  2. Step 2: Convert to fraction form
    82,582.66/123,830.24 = 32,660.74/x
  3. Step 3: Cross multiply
    82,582.66x = 123,830.24 × 32,660.74
  4. Step 4: Simplify right side
    82,582.66x = 4,044,386,490.32
  5. Step 5: Solve for x
    x = 4,044,386,490.32/82,582.66
  6. Step 6: Final answer
    x = 48,973.80

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1.5x scale

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.