Home / 248,506.18-342,952.94-187,142.51

Finding the Fourth Proportional to 248,506.18, 342,952.94 and 187,142.51

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Solution

The fourth proportional to 248,506.18, 342,952.94 and 187,142.51 is: 258,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,506.18 : 342,952.94 = 187,142.51 : x
  2. Step 2: Convert to fraction form
    248,506.18/342,952.94 = 187,142.51/x
  3. Step 3: Cross multiply
    248,506.18x = 342,952.94 × 187,142.51
  4. Step 4: Simplify right side
    248,506.18x = 64,181,074,003.48
  5. Step 5: Solve for x
    x = 64,181,074,003.48/248,506.18
  6. Step 6: Final answer
    x = 258,267.52

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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.