Home / 65,835.22-90,795.45-45,725.62

Finding the Fourth Proportional to 65,835.22, 90,795.45 and 45,725.62

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Solution

The fourth proportional to 65,835.22, 90,795.45 and 45,725.62 is: 63,061.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,835.22 : 90,795.45 = 45,725.62 : x
  2. Step 2: Convert to fraction form
    65,835.22/90,795.45 = 45,725.62/x
  3. Step 3: Cross multiply
    65,835.22x = 90,795.45 × 45,725.62
  4. Step 4: Simplify right side
    65,835.22x = 4,151,678,244.43
  5. Step 5: Solve for x
    x = 4,151,678,244.43/65,835.22
  6. Step 6: Final answer
    x = 63,061.66

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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.