Home / 277,541.28-383,005.80-156,681.18

Finding the Fourth Proportional to 277,541.28, 383,005.80 and 156,681.18

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Solution

The fourth proportional to 277,541.28, 383,005.80 and 156,681.18 is: 216,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,541.28 : 383,005.80 = 156,681.18 : x
  2. Step 2: Convert to fraction form
    277,541.28/383,005.80 = 156,681.18/x
  3. Step 3: Cross multiply
    277,541.28x = 383,005.80 × 156,681.18
  4. Step 4: Simplify right side
    277,541.28x = 60,009,800,690.84
  5. Step 5: Solve for x
    x = 60,009,800,690.84/277,541.28
  6. Step 6: Final answer
    x = 216,219.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.