Home / 124,007.82-171,144.18-70,287.09

Finding the Fourth Proportional to 124,007.82, 171,144.18 and 70,287.09

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Solution

The fourth proportional to 124,007.82, 171,144.18 and 70,287.09 is: 97,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,007.82 : 171,144.18 = 70,287.09 : x
  2. Step 2: Convert to fraction form
    124,007.82/171,144.18 = 70,287.09/x
  3. Step 3: Cross multiply
    124,007.82x = 171,144.18 × 70,287.09
  4. Step 4: Simplify right side
    124,007.82x = 12,029,226,382.64
  5. Step 5: Solve for x
    x = 12,029,226,382.64/124,007.82
  6. Step 6: Final answer
    x = 97,003.77

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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.