Home / 261,170.40-360,410-152,295.04

Finding the Fourth Proportional to 261,170.40, 360,410 and 152,295.04

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Solution

The fourth proportional to 261,170.40, 360,410 and 152,295.04 is: 210,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,170.40 : 360,410 = 152,295.04 : x
  2. Step 2: Convert to fraction form
    261,170.40/360,410 = 152,295.04/x
  3. Step 3: Cross multiply
    261,170.40x = 360,410 × 152,295.04
  4. Step 4: Simplify right side
    261,170.40x = 54,888,655,366.40
  5. Step 5: Solve for x
    x = 54,888,655,366.40/261,170.40
  6. Step 6: Final answer
    x = 210,164.15

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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.