Home / 99,272.04-137,027.34-63,558.24

Finding the Fourth Proportional to 99,272.04, 137,027.34 and 63,558.24

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Solution

The fourth proportional to 99,272.04, 137,027.34 and 63,558.24 is: 87,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,272.04 : 137,027.34 = 63,558.24 : x
  2. Step 2: Convert to fraction form
    99,272.04/137,027.34 = 63,558.24/x
  3. Step 3: Cross multiply
    99,272.04x = 137,027.34 × 63,558.24
  4. Step 4: Simplify right side
    99,272.04x = 8,709,216,562.28
  5. Step 5: Solve for x
    x = 8,709,216,562.28/99,272.04
  6. Step 6: Final answer
    x = 87,730.81

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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.