Home / 96,479.84-133,142.58-56,221.22

Finding the Fourth Proportional to 96,479.84, 133,142.58 and 56,221.22

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Solution

The fourth proportional to 96,479.84, 133,142.58 and 56,221.22 is: 77,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,479.84 : 133,142.58 = 56,221.22 : x
  2. Step 2: Convert to fraction form
    96,479.84/133,142.58 = 56,221.22/x
  3. Step 3: Cross multiply
    96,479.84x = 133,142.58 × 56,221.22
  4. Step 4: Simplify right side
    96,479.84x = 7,485,437,615.83
  5. Step 5: Solve for x
    x = 7,485,437,615.83/96,479.84
  6. Step 6: Final answer
    x = 77,585.51

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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.