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Finding the Fourth Proportional to 93,586.12, 140,167.68 and 65,630.32

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Solution

The fourth proportional to 93,586.12, 140,167.68 and 65,630.32 is: 98,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,586.12 : 140,167.68 = 65,630.32 : x
  2. Step 2: Convert to fraction form
    93,586.12/140,167.68 = 65,630.32/x
  3. Step 3: Cross multiply
    93,586.12x = 140,167.68 × 65,630.32
  4. Step 4: Simplify right side
    93,586.12x = 9,199,249,692.06
  5. Step 5: Solve for x
    x = 9,199,249,692.06/93,586.12
  6. Step 6: Final answer
    x = 98,297.16

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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.