Home / 248,048.40-342,297.36-134,871.24

Finding the Fourth Proportional to 248,048.40, 342,297.36 and 134,871.24

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Solution

The fourth proportional to 248,048.40, 342,297.36 and 134,871.24 is: 186,117.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,048.40 : 342,297.36 = 134,871.24 : x
  2. Step 2: Convert to fraction form
    248,048.40/342,297.36 = 134,871.24/x
  3. Step 3: Cross multiply
    248,048.40x = 342,297.36 × 134,871.24
  4. Step 4: Simplify right side
    248,048.40x = 46,166,069,391.93
  5. Step 5: Solve for x
    x = 46,166,069,391.93/248,048.40
  6. Step 6: Final answer
    x = 186,117.18

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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.