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Finding the Fourth Proportional to 66,368.46, 99,562.05 and 24,811.50

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Solution

The fourth proportional to 66,368.46, 99,562.05 and 24,811.50 is: 37,220.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,368.46 : 99,562.05 = 24,811.50 : x
  2. Step 2: Convert to fraction form
    66,368.46/99,562.05 = 24,811.50/x
  3. Step 3: Cross multiply
    66,368.46x = 99,562.05 × 24,811.50
  4. Step 4: Simplify right side
    66,368.46x = 2,470,283,803.58
  5. Step 5: Solve for x
    x = 2,470,283,803.58/66,368.46
  6. Step 6: Final answer
    x = 37,220.75

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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.