Home / 124,001.08-171,134.86-70,280.33

Finding the Fourth Proportional to 124,001.08, 171,134.86 and 70,280.33

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Solution

The fourth proportional to 124,001.08, 171,134.86 and 70,280.33 is: 96,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,001.08 : 171,134.86 = 70,280.33 : x
  2. Step 2: Convert to fraction form
    124,001.08/171,134.86 = 70,280.33/x
  3. Step 3: Cross multiply
    124,001.08x = 171,134.86 × 70,280.33
  4. Step 4: Simplify right side
    124,001.08x = 12,027,414,435.30
  5. Step 5: Solve for x
    x = 12,027,414,435.30/124,001.08
  6. Step 6: Final answer
    x = 96,994.43

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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.