Home / 35,250.65-48,629.13-21,100.76

Finding the Fourth Proportional to 35,250.65, 48,629.13 and 21,100.76

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Solution

The fourth proportional to 35,250.65, 48,629.13 and 21,100.76 is: 29,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,250.65 : 48,629.13 = 21,100.76 : x
  2. Step 2: Convert to fraction form
    35,250.65/48,629.13 = 21,100.76/x
  3. Step 3: Cross multiply
    35,250.65x = 48,629.13 × 21,100.76
  4. Step 4: Simplify right side
    35,250.65x = 1,026,111,601.14
  5. Step 5: Solve for x
    x = 1,026,111,601.14/35,250.65
  6. Step 6: Final answer
    x = 29,109.01

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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.