Home / 240,411.04-331,655.52-155,555.52

Finding the Fourth Proportional to 240,411.04, 331,655.52 and 155,555.52

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Solution

The fourth proportional to 240,411.04, 331,655.52 and 155,555.52 is: 214,594.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,411.04 : 331,655.52 = 155,555.52 : x
  2. Step 2: Convert to fraction form
    240,411.04/331,655.52 = 155,555.52/x
  3. Step 3: Cross multiply
    240,411.04x = 331,655.52 × 155,555.52
  4. Step 4: Simplify right side
    240,411.04x = 51,590,846,874.47
  5. Step 5: Solve for x
    x = 51,590,846,874.47/240,411.04
  6. Step 6: Final answer
    x = 214,594.33

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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.