Home / 206,875.19-310,337.08-73,774.37

Finding the Fourth Proportional to 206,875.19, 310,337.08 and 73,774.37

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Solution

The fourth proportional to 206,875.19, 310,337.08 and 73,774.37 is: 110,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,875.19 : 310,337.08 = 73,774.37 : x
  2. Step 2: Convert to fraction form
    206,875.19/310,337.08 = 73,774.37/x
  3. Step 3: Cross multiply
    206,875.19x = 310,337.08 × 73,774.37
  4. Step 4: Simplify right side
    206,875.19x = 22,894,920,828.52
  5. Step 5: Solve for x
    x = 22,894,920,828.52/206,875.19
  6. Step 6: Final answer
    x = 110,670.21

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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.