Home / 32,116.10-48,174.35-8,742.74

Finding the Fourth Proportional to 32,116.10, 48,174.35 and 8,742.74

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Solution

The fourth proportional to 32,116.10, 48,174.35 and 8,742.74 is: 13,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,116.10 : 48,174.35 = 8,742.74 : x
  2. Step 2: Convert to fraction form
    32,116.10/48,174.35 = 8,742.74/x
  3. Step 3: Cross multiply
    32,116.10x = 48,174.35 × 8,742.74
  4. Step 4: Simplify right side
    32,116.10x = 421,175,532.13
  5. Step 5: Solve for x
    x = 421,175,532.13/32,116.10
  6. Step 6: Final answer
    x = 13,114.16

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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.