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Finding the Fourth Proportional to 44,648.79, 66,970.98 and 16,574.30

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Solution

The fourth proportional to 44,648.79, 66,970.98 and 16,574.30 is: 24,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,648.79 : 66,970.98 = 16,574.30 : x
  2. Step 2: Convert to fraction form
    44,648.79/66,970.98 = 16,574.30/x
  3. Step 3: Cross multiply
    44,648.79x = 66,970.98 × 16,574.30
  4. Step 4: Simplify right side
    44,648.79x = 1,109,997,030.10
  5. Step 5: Solve for x
    x = 1,109,997,030.10/44,648.79
  6. Step 6: Final answer
    x = 24,860.63

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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.