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Finding the Fourth Proportional to 64,886.60, 97,329.90 and 27,950.60

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Solution

The fourth proportional to 64,886.60, 97,329.90 and 27,950.60 is: 41,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,886.60 : 97,329.90 = 27,950.60 : x
  2. Step 2: Convert to fraction form
    64,886.60/97,329.90 = 27,950.60/x
  3. Step 3: Cross multiply
    64,886.60x = 97,329.90 × 27,950.60
  4. Step 4: Simplify right side
    64,886.60x = 2,720,429,102.94
  5. Step 5: Solve for x
    x = 2,720,429,102.94/64,886.60
  6. Step 6: Final answer
    x = 41,925.90

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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.