Home / 144,852.55-217,278.83-102,862.15

Finding the Fourth Proportional to 144,852.55, 217,278.83 and 102,862.15

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Solution

The fourth proportional to 144,852.55, 217,278.83 and 102,862.15 is: 154,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,852.55 : 217,278.83 = 102,862.15 : x
  2. Step 2: Convert to fraction form
    144,852.55/217,278.83 = 102,862.15/x
  3. Step 3: Cross multiply
    144,852.55x = 217,278.83 × 102,862.15
  4. Step 4: Simplify right side
    144,852.55x = 22,349,767,088.97
  5. Step 5: Solve for x
    x = 22,349,767,088.97/144,852.55
  6. Step 6: Final answer
    x = 154,293.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.