Home / 261,087.48-360,318.54-147,911.16

Finding the Fourth Proportional to 261,087.48, 360,318.54 and 147,911.16

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Solution

The fourth proportional to 261,087.48, 360,318.54 and 147,911.16 is: 204,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,087.48 : 360,318.54 = 147,911.16 : x
  2. Step 2: Convert to fraction form
    261,087.48/360,318.54 = 147,911.16/x
  3. Step 3: Cross multiply
    261,087.48x = 360,318.54 × 147,911.16
  4. Step 4: Simplify right side
    261,087.48x = 53,295,133,220.91
  5. Step 5: Solve for x
    x = 53,295,133,220.91/261,087.48
  6. Step 6: Final answer
    x = 204,127.49

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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.