Home / 194,812.40-292,132.20-89,663.60

Finding the Fourth Proportional to 194,812.40, 292,132.20 and 89,663.60

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Solution

The fourth proportional to 194,812.40, 292,132.20 and 89,663.60 is: 134,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,812.40 : 292,132.20 = 89,663.60 : x
  2. Step 2: Convert to fraction form
    194,812.40/292,132.20 = 89,663.60/x
  3. Step 3: Cross multiply
    194,812.40x = 292,132.20 × 89,663.60
  4. Step 4: Simplify right side
    194,812.40x = 26,193,624,727.92
  5. Step 5: Solve for x
    x = 26,193,624,727.92/194,812.40
  6. Step 6: Final answer
    x = 134,455.63

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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.