Home / 99,446.04-137,252.58-63,634.32

Finding the Fourth Proportional to 99,446.04, 137,252.58 and 63,634.32

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Solution

The fourth proportional to 99,446.04, 137,252.58 and 63,634.32 is: 87,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,446.04 : 137,252.58 = 63,634.32 : x
  2. Step 2: Convert to fraction form
    99,446.04/137,252.58 = 63,634.32/x
  3. Step 3: Cross multiply
    99,446.04x = 137,252.58 × 63,634.32
  4. Step 4: Simplify right side
    99,446.04x = 8,733,974,596.55
  5. Step 5: Solve for x
    x = 8,733,974,596.55/99,446.04
  6. Step 6: Final answer
    x = 87,826.27

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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.