Home / 37,455.36-56,164.56-19,920.48

Finding the Fourth Proportional to 37,455.36, 56,164.56 and 19,920.48

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Solution

The fourth proportional to 37,455.36, 56,164.56 and 19,920.48 is: 29,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,455.36 : 56,164.56 = 19,920.48 : x
  2. Step 2: Convert to fraction form
    37,455.36/56,164.56 = 19,920.48/x
  3. Step 3: Cross multiply
    37,455.36x = 56,164.56 × 19,920.48
  4. Step 4: Simplify right side
    37,455.36x = 1,118,824,994.19
  5. Step 5: Solve for x
    x = 1,118,824,994.19/37,455.36
  6. Step 6: Final answer
    x = 29,870.89

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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.