Home / 261,299.52-360,550.04-153,830.34

Finding the Fourth Proportional to 261,299.52, 360,550.04 and 153,830.34

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Solution

The fourth proportional to 261,299.52, 360,550.04 and 153,830.34 is: 212,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,299.52 : 360,550.04 = 153,830.34 : x
  2. Step 2: Convert to fraction form
    261,299.52/360,550.04 = 153,830.34/x
  3. Step 3: Cross multiply
    261,299.52x = 360,550.04 × 153,830.34
  4. Step 4: Simplify right side
    261,299.52x = 55,463,534,471.06
  5. Step 5: Solve for x
    x = 55,463,534,471.06/261,299.52
  6. Step 6: Final answer
    x = 212,260.38

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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.