Home / 282,525.37-389,987.36-187,062.82

Finding the Fourth Proportional to 282,525.37, 389,987.36 and 187,062.82

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Solution

The fourth proportional to 282,525.37, 389,987.36 and 187,062.82 is: 258,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,525.37 : 389,987.36 = 187,062.82 : x
  2. Step 2: Convert to fraction form
    282,525.37/389,987.36 = 187,062.82/x
  3. Step 3: Cross multiply
    282,525.37x = 389,987.36 × 187,062.82
  4. Step 4: Simplify right side
    282,525.37x = 72,952,134,117.16
  5. Step 5: Solve for x
    x = 72,952,134,117.16/282,525.37
  6. Step 6: Final answer
    x = 258,214.46

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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.