Home / 209,829.48-314,822.04-97,569.96

Finding the Fourth Proportional to 209,829.48, 314,822.04 and 97,569.96

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Solution

The fourth proportional to 209,829.48, 314,822.04 and 97,569.96 is: 146,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,829.48 : 314,822.04 = 97,569.96 : x
  2. Step 2: Convert to fraction form
    209,829.48/314,822.04 = 97,569.96/x
  3. Step 3: Cross multiply
    209,829.48x = 314,822.04 × 97,569.96
  4. Step 4: Simplify right side
    209,829.48x = 30,717,173,849.92
  5. Step 5: Solve for x
    x = 30,717,173,849.92/209,829.48
  6. Step 6: Final answer
    x = 146,391.13

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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.