Home / 190,624.55-285,737.31-64,221.11

Finding the Fourth Proportional to 190,624.55, 285,737.31 and 64,221.11

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Solution

The fourth proportional to 190,624.55, 285,737.31 and 64,221.11 is: 96,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,624.55 : 285,737.31 = 64,221.11 : x
  2. Step 2: Convert to fraction form
    190,624.55/285,737.31 = 64,221.11/x
  3. Step 3: Cross multiply
    190,624.55x = 285,737.31 × 64,221.11
  4. Step 4: Simplify right side
    190,624.55x = 18,350,367,173.24
  5. Step 5: Solve for x
    x = 18,350,367,173.24/190,624.55
  6. Step 6: Final answer
    x = 96,264.45

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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.