Home / 66,740.63-92,145.06-59,558.21

Finding the Fourth Proportional to 66,740.63, 92,145.06 and 59,558.21

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Solution

The fourth proportional to 66,740.63, 92,145.06 and 59,558.21 is: 82,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,740.63 : 92,145.06 = 59,558.21 : x
  2. Step 2: Convert to fraction form
    66,740.63/92,145.06 = 59,558.21/x
  3. Step 3: Cross multiply
    66,740.63x = 92,145.06 × 59,558.21
  4. Step 4: Simplify right side
    66,740.63x = 5,487,994,833.94
  5. Step 5: Solve for x
    x = 5,487,994,833.94/66,740.63
  6. Step 6: Final answer
    x = 82,228.69

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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.