Home / 144,541.56-216,812.35-49,774.07

Finding the Fourth Proportional to 144,541.56, 216,812.35 and 49,774.07

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Solution

The fourth proportional to 144,541.56, 216,812.35 and 49,774.07 is: 74,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,541.56 : 216,812.35 = 49,774.07 : x
  2. Step 2: Convert to fraction form
    144,541.56/216,812.35 = 49,774.07/x
  3. Step 3: Cross multiply
    144,541.56x = 216,812.35 × 49,774.07
  4. Step 4: Simplify right side
    144,541.56x = 10,791,632,800.25
  5. Step 5: Solve for x
    x = 10,791,632,800.25/144,541.56
  6. Step 6: Final answer
    x = 74,661.10

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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.