Home / 112,040.55-168,060.83-99,793.35

Finding the Fourth Proportional to 112,040.55, 168,060.83 and 99,793.35

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Solution

The fourth proportional to 112,040.55, 168,060.83 and 99,793.35 is: 149,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,040.55 : 168,060.83 = 99,793.35 : x
  2. Step 2: Convert to fraction form
    112,040.55/168,060.83 = 99,793.35/x
  3. Step 3: Cross multiply
    112,040.55x = 168,060.83 × 99,793.35
  4. Step 4: Simplify right side
    112,040.55x = 16,771,352,730.51
  5. Step 5: Solve for x
    x = 16,771,352,730.51/112,040.55
  6. Step 6: Final answer
    x = 149,690.03

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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.