Home / 37,181.84-51,302.16-21,275.08

Finding the Fourth Proportional to 37,181.84, 51,302.16 and 21,275.08

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Solution

The fourth proportional to 37,181.84, 51,302.16 and 21,275.08 is: 29,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.84 : 51,302.16 = 21,275.08 : x
  2. Step 2: Convert to fraction form
    37,181.84/51,302.16 = 21,275.08/x
  3. Step 3: Cross multiply
    37,181.84x = 51,302.16 × 21,275.08
  4. Step 4: Simplify right side
    37,181.84x = 1,091,457,558.17
  5. Step 5: Solve for x
    x = 1,091,457,558.17/37,181.84
  6. Step 6: Final answer
    x = 29,354.59

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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.