Home / 76,117.04-114,231.64-36,136.16

Finding the Fourth Proportional to 76,117.04, 114,231.64 and 36,136.16

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Solution

The fourth proportional to 76,117.04, 114,231.64 and 36,136.16 is: 54,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,117.04 : 114,231.64 = 36,136.16 : x
  2. Step 2: Convert to fraction form
    76,117.04/114,231.64 = 36,136.16/x
  3. Step 3: Cross multiply
    76,117.04x = 114,231.64 × 36,136.16
  4. Step 4: Simplify right side
    76,117.04x = 4,127,892,820.10
  5. Step 5: Solve for x
    x = 4,127,892,820.10/76,117.04
  6. Step 6: Final answer
    x = 54,230.86

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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.