Home / 81,200.74-112,056.24-44,903.77

Finding the Fourth Proportional to 81,200.74, 112,056.24 and 44,903.77

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Solution

The fourth proportional to 81,200.74, 112,056.24 and 44,903.77 is: 61,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,200.74 : 112,056.24 = 44,903.77 : x
  2. Step 2: Convert to fraction form
    81,200.74/112,056.24 = 44,903.77/x
  3. Step 3: Cross multiply
    81,200.74x = 112,056.24 × 44,903.77
  4. Step 4: Simplify right side
    81,200.74x = 5,031,747,244.28
  5. Step 5: Solve for x
    x = 5,031,747,244.28/81,200.74
  6. Step 6: Final answer
    x = 61,966.77

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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.