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Finding the Fourth Proportional to 97,518.90, 134,576.04 and 52,806.90

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Solution

The fourth proportional to 97,518.90, 134,576.04 and 52,806.90 is: 72,873.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,518.90 : 134,576.04 = 52,806.90 : x
  2. Step 2: Convert to fraction form
    97,518.90/134,576.04 = 52,806.90/x
  3. Step 3: Cross multiply
    97,518.90x = 134,576.04 × 52,806.90
  4. Step 4: Simplify right side
    97,518.90x = 7,106,543,486.68
  5. Step 5: Solve for x
    x = 7,106,543,486.68/97,518.90
  6. Step 6: Final answer
    x = 72,873.50

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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.