Home / 353,849.50-530,864.16-104,531.50

Finding the Fourth Proportional to 353,849.50, 530,864.16 and 104,531.50

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Solution

The fourth proportional to 353,849.50, 530,864.16 and 104,531.50 is: 156,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,849.50 : 530,864.16 = 104,531.50 : x
  2. Step 2: Convert to fraction form
    353,849.50/530,864.16 = 104,531.50/x
  3. Step 3: Cross multiply
    353,849.50x = 530,864.16 × 104,531.50
  4. Step 4: Simplify right side
    353,849.50x = 55,492,026,941.04
  5. Step 5: Solve for x
    x = 55,492,026,941.04/353,849.50
  6. Step 6: Final answer
    x = 156,823.81

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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.