Home / 180,586.56-249,190.50-100,011.96

Finding the Fourth Proportional to 180,586.56, 249,190.50 and 100,011.96

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Solution

The fourth proportional to 180,586.56, 249,190.50 and 100,011.96 is: 138,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,586.56 : 249,190.50 = 100,011.96 : x
  2. Step 2: Convert to fraction form
    180,586.56/249,190.50 = 100,011.96/x
  3. Step 3: Cross multiply
    180,586.56x = 249,190.50 × 100,011.96
  4. Step 4: Simplify right side
    180,586.56x = 24,922,030,318.38
  5. Step 5: Solve for x
    x = 24,922,030,318.38/180,586.56
  6. Step 6: Final answer
    x = 138,006.01

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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.