Home / 144,435.12-216,658.44-44,586.48

Finding the Fourth Proportional to 144,435.12, 216,658.44 and 44,586.48

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Solution

The fourth proportional to 144,435.12, 216,658.44 and 44,586.48 is: 66,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,435.12 : 216,658.44 = 44,586.48 : x
  2. Step 2: Convert to fraction form
    144,435.12/216,658.44 = 44,586.48/x
  3. Step 3: Cross multiply
    144,435.12x = 216,658.44 × 44,586.48
  4. Step 4: Simplify right side
    144,435.12x = 9,660,037,201.89
  5. Step 5: Solve for x
    x = 9,660,037,201.89/144,435.12
  6. Step 6: Final answer
    x = 66,881.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.