Home / 201,688.20-302,532.30-192,011.40

Finding the Fourth Proportional to 201,688.20, 302,532.30 and 192,011.40

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Solution

The fourth proportional to 201,688.20, 302,532.30 and 192,011.40 is: 288,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,688.20 : 302,532.30 = 192,011.40 : x
  2. Step 2: Convert to fraction form
    201,688.20/302,532.30 = 192,011.40/x
  3. Step 3: Cross multiply
    201,688.20x = 302,532.30 × 192,011.40
  4. Step 4: Simplify right side
    201,688.20x = 58,089,650,468.22
  5. Step 5: Solve for x
    x = 58,089,650,468.22/201,688.20
  6. Step 6: Final answer
    x = 288,017.10

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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.