Home / 261,056.93-360,251.57-153,633.29

Finding the Fourth Proportional to 261,056.93, 360,251.57 and 153,633.29

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Solution

The fourth proportional to 261,056.93, 360,251.57 and 153,633.29 is: 212,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,056.93 : 360,251.57 = 153,633.29 : x
  2. Step 2: Convert to fraction form
    261,056.93/360,251.57 = 153,633.29/x
  3. Step 3: Cross multiply
    261,056.93x = 360,251.57 × 153,633.29
  4. Step 4: Simplify right side
    261,056.93x = 55,346,633,158.60
  5. Step 5: Solve for x
    x = 55,346,633,158.60/261,056.93
  6. Step 6: Final answer
    x = 212,009.82

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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.