Home / 210,713.48-290,760.73-124,675.10

Finding the Fourth Proportional to 210,713.48, 290,760.73 and 124,675.10

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Solution

The fourth proportional to 210,713.48, 290,760.73 and 124,675.10 is: 172,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,713.48 : 290,760.73 = 124,675.10 : x
  2. Step 2: Convert to fraction form
    210,713.48/290,760.73 = 124,675.10/x
  3. Step 3: Cross multiply
    210,713.48x = 290,760.73 × 124,675.10
  4. Step 4: Simplify right side
    210,713.48x = 36,250,621,323.33
  5. Step 5: Solve for x
    x = 36,250,621,323.33/210,713.48
  6. Step 6: Final answer
    x = 172,037.51

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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.