Home / 96,611.36-133,311.36-56,315.04

Finding the Fourth Proportional to 96,611.36, 133,311.36 and 56,315.04

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Solution

The fourth proportional to 96,611.36, 133,311.36 and 56,315.04 is: 77,707.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,611.36 : 133,311.36 = 56,315.04 : x
  2. Step 2: Convert to fraction form
    96,611.36/133,311.36 = 56,315.04/x
  3. Step 3: Cross multiply
    96,611.36x = 133,311.36 × 56,315.04
  4. Step 4: Simplify right side
    96,611.36x = 7,507,434,570.85
  5. Step 5: Solve for x
    x = 7,507,434,570.85/96,611.36
  6. Step 6: Final answer
    x = 77,707.58

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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.