Home / 255,068.10-382,359.15-95,101.20

Finding the Fourth Proportional to 255,068.10, 382,359.15 and 95,101.20

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Solution

The fourth proportional to 255,068.10, 382,359.15 and 95,101.20 is: 142,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,068.10 : 382,359.15 = 95,101.20 : x
  2. Step 2: Convert to fraction form
    255,068.10/382,359.15 = 95,101.20/x
  3. Step 3: Cross multiply
    255,068.10x = 382,359.15 × 95,101.20
  4. Step 4: Simplify right side
    255,068.10x = 36,362,813,995.98
  5. Step 5: Solve for x
    x = 36,362,813,995.98/255,068.10
  6. Step 6: Final answer
    x = 142,561.20

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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.