Home / 124,557.62-186,866.09-40,317.80

Finding the Fourth Proportional to 124,557.62, 186,866.09 and 40,317.80

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Solution

The fourth proportional to 124,557.62, 186,866.09 and 40,317.80 is: 60,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,557.62 : 186,866.09 = 40,317.80 : x
  2. Step 2: Convert to fraction form
    124,557.62/186,866.09 = 40,317.80/x
  3. Step 3: Cross multiply
    124,557.62x = 186,866.09 × 40,317.80
  4. Step 4: Simplify right side
    124,557.62x = 7,534,028,507.48
  5. Step 5: Solve for x
    x = 7,534,028,507.48/124,557.62
  6. Step 6: Final answer
    x = 60,486.29

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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.