Home / 49,678.11-74,480.72-23,368.50

Finding the Fourth Proportional to 49,678.11, 74,480.72 and 23,368.50

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Solution

The fourth proportional to 49,678.11, 74,480.72 and 23,368.50 is: 35,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,678.11 : 74,480.72 = 23,368.50 : x
  2. Step 2: Convert to fraction form
    49,678.11/74,480.72 = 23,368.50/x
  3. Step 3: Cross multiply
    49,678.11x = 74,480.72 × 23,368.50
  4. Step 4: Simplify right side
    49,678.11x = 1,740,502,588.48
  5. Step 5: Solve for x
    x = 1,740,502,588.48/49,678.11
  6. Step 6: Final answer
    x = 35,035.60

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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.