Home / 118,017.96-162,865.50-70,273.32

Finding the Fourth Proportional to 118,017.96, 162,865.50 and 70,273.32

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Solution

The fourth proportional to 118,017.96, 162,865.50 and 70,273.32 is: 96,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,017.96 : 162,865.50 = 70,273.32 : x
  2. Step 2: Convert to fraction form
    118,017.96/162,865.50 = 70,273.32/x
  3. Step 3: Cross multiply
    118,017.96x = 162,865.50 × 70,273.32
  4. Step 4: Simplify right side
    118,017.96x = 11,445,099,398.46
  5. Step 5: Solve for x
    x = 11,445,099,398.46/118,017.96
  6. Step 6: Final answer
    x = 96,977.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.