Home / 112,827.96-155,652.48-72,534.24

Finding the Fourth Proportional to 112,827.96, 155,652.48 and 72,534.24

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Solution

The fourth proportional to 112,827.96, 155,652.48 and 72,534.24 is: 100,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,827.96 : 155,652.48 = 72,534.24 : x
  2. Step 2: Convert to fraction form
    112,827.96/155,652.48 = 72,534.24/x
  3. Step 3: Cross multiply
    112,827.96x = 155,652.48 × 72,534.24
  4. Step 4: Simplify right side
    112,827.96x = 11,290,134,340.92
  5. Step 5: Solve for x
    x = 11,290,134,340.92/112,827.96
  6. Step 6: Final answer
    x = 100,065.04

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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.