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Finding the Fourth Proportional to 74,842.57, 112,281.79 and 24,923.12

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Solution

The fourth proportional to 74,842.57, 112,281.79 and 24,923.12 is: 37,390.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,842.57 : 112,281.79 = 24,923.12 : x
  2. Step 2: Convert to fraction form
    74,842.57/112,281.79 = 24,923.12/x
  3. Step 3: Cross multiply
    74,842.57x = 112,281.79 × 24,923.12
  4. Step 4: Simplify right side
    74,842.57x = 2,798,411,964.58
  5. Step 5: Solve for x
    x = 2,798,411,964.58/74,842.57
  6. Step 6: Final answer
    x = 37,390.64

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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.