Home / 109,055.23-163,582.90-49,849.38

Finding the Fourth Proportional to 109,055.23, 163,582.90 and 49,849.38

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Solution

The fourth proportional to 109,055.23, 163,582.90 and 49,849.38 is: 74,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,055.23 : 163,582.90 = 49,849.38 : x
  2. Step 2: Convert to fraction form
    109,055.23/163,582.90 = 49,849.38/x
  3. Step 3: Cross multiply
    109,055.23x = 163,582.90 × 49,849.38
  4. Step 4: Simplify right side
    109,055.23x = 8,154,506,143.60
  5. Step 5: Solve for x
    x = 8,154,506,143.60/109,055.23
  6. Step 6: Final answer
    x = 74,774.10

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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.