Home / 395,289.06-592,943.31-114,808.74

Finding the Fourth Proportional to 395,289.06, 592,943.31 and 114,808.74

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Solution

The fourth proportional to 395,289.06, 592,943.31 and 114,808.74 is: 172,215.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,289.06 : 592,943.31 = 114,808.74 : x
  2. Step 2: Convert to fraction form
    395,289.06/592,943.31 = 114,808.74/x
  3. Step 3: Cross multiply
    395,289.06x = 592,943.31 × 114,808.74
  4. Step 4: Simplify right side
    395,289.06x = 68,075,074,312.53
  5. Step 5: Solve for x
    x = 68,075,074,312.53/395,289.06
  6. Step 6: Final answer
    x = 172,215.93

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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.