Home / 37,296.09-51,459.80-21,159.81

Finding the Fourth Proportional to 37,296.09, 51,459.80 and 21,159.81

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Solution

The fourth proportional to 37,296.09, 51,459.80 and 21,159.81 is: 29,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,296.09 : 51,459.80 = 21,159.81 : x
  2. Step 2: Convert to fraction form
    37,296.09/51,459.80 = 21,159.81/x
  3. Step 3: Cross multiply
    37,296.09x = 51,459.80 × 21,159.81
  4. Step 4: Simplify right side
    37,296.09x = 1,088,879,484.84
  5. Step 5: Solve for x
    x = 1,088,879,484.84/37,296.09
  6. Step 6: Final answer
    x = 29,195.54

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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.