Home / 112,384.40-168,576.60-53,335.40

Finding the Fourth Proportional to 112,384.40, 168,576.60 and 53,335.40

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Solution

The fourth proportional to 112,384.40, 168,576.60 and 53,335.40 is: 80,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,384.40 : 168,576.60 = 53,335.40 : x
  2. Step 2: Convert to fraction form
    112,384.40/168,576.60 = 53,335.40/x
  3. Step 3: Cross multiply
    112,384.40x = 168,576.60 × 53,335.40
  4. Step 4: Simplify right side
    112,384.40x = 8,991,100,391.64
  5. Step 5: Solve for x
    x = 8,991,100,391.64/112,384.40
  6. Step 6: Final answer
    x = 80,003.10

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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.