Home / 248,214.12-342,560.80-146,271.36

Finding the Fourth Proportional to 248,214.12, 342,560.80 and 146,271.36

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Solution

The fourth proportional to 248,214.12, 342,560.80 and 146,271.36 is: 201,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,214.12 : 342,560.80 = 146,271.36 : x
  2. Step 2: Convert to fraction form
    248,214.12/342,560.80 = 146,271.36/x
  3. Step 3: Cross multiply
    248,214.12x = 342,560.80 × 146,271.36
  4. Step 4: Simplify right side
    248,214.12x = 50,106,834,098.69
  5. Step 5: Solve for x
    x = 50,106,834,098.69/248,214.12
  6. Step 6: Final answer
    x = 201,869.39

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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.