Home / 163,532.80-245,299.20-51,222.40

Finding the Fourth Proportional to 163,532.80, 245,299.20 and 51,222.40

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Solution

The fourth proportional to 163,532.80, 245,299.20 and 51,222.40 is: 76,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,532.80 : 245,299.20 = 51,222.40 : x
  2. Step 2: Convert to fraction form
    163,532.80/245,299.20 = 51,222.40/x
  3. Step 3: Cross multiply
    163,532.80x = 245,299.20 × 51,222.40
  4. Step 4: Simplify right side
    163,532.80x = 12,564,813,742.08
  5. Step 5: Solve for x
    x = 12,564,813,742.08/163,532.80
  6. Step 6: Final answer
    x = 76,833.60

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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.