Home / 109,113.62-163,582.07-49,098.02

Finding the Fourth Proportional to 109,113.62, 163,582.07 and 49,098.02

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Solution

The fourth proportional to 109,113.62, 163,582.07 and 49,098.02 is: 73,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,113.62 : 163,582.07 = 49,098.02 : x
  2. Step 2: Convert to fraction form
    109,113.62/163,582.07 = 49,098.02/x
  3. Step 3: Cross multiply
    109,113.62x = 163,582.07 × 49,098.02
  4. Step 4: Simplify right side
    109,113.62x = 8,031,554,681.10
  5. Step 5: Solve for x
    x = 8,031,554,681.10/109,113.62
  6. Step 6: Final answer
    x = 73,607.26

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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.