Home / 37,161.12-51,267.74-21,237.02

Finding the Fourth Proportional to 37,161.12, 51,267.74 and 21,237.02

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Solution

The fourth proportional to 37,161.12, 51,267.74 and 21,237.02 is: 29,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161.12 : 51,267.74 = 21,237.02 : x
  2. Step 2: Convert to fraction form
    37,161.12/51,267.74 = 21,237.02/x
  3. Step 3: Cross multiply
    37,161.12x = 51,267.74 × 21,237.02
  4. Step 4: Simplify right side
    37,161.12x = 1,088,774,019.73
  5. Step 5: Solve for x
    x = 1,088,774,019.73/37,161.12
  6. Step 6: Final answer
    x = 29,298.74

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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.