Home / 261,660.18-360,996.57-148,417.32

Finding the Fourth Proportional to 261,660.18, 360,996.57 and 148,417.32

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Solution

The fourth proportional to 261,660.18, 360,996.57 and 148,417.32 is: 204,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,660.18 : 360,996.57 = 148,417.32 : x
  2. Step 2: Convert to fraction form
    261,660.18/360,996.57 = 148,417.32/x
  3. Step 3: Cross multiply
    261,660.18x = 360,996.57 × 148,417.32
  4. Step 4: Simplify right side
    261,660.18x = 53,578,143,448.59
  5. Step 5: Solve for x
    x = 53,578,143,448.59/261,660.18
  6. Step 6: Final answer
    x = 204,762.31

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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.