Home / 277,769.93-383,330.34-156,916.31

Finding the Fourth Proportional to 277,769.93, 383,330.34 and 156,916.31

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Solution

The fourth proportional to 277,769.93, 383,330.34 and 156,916.31 is: 216,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,769.93 : 383,330.34 = 156,916.31 : x
  2. Step 2: Convert to fraction form
    277,769.93/383,330.34 = 156,916.31/x
  3. Step 3: Cross multiply
    277,769.93x = 383,330.34 × 156,916.31
  4. Step 4: Simplify right side
    277,769.93x = 60,150,780,547.19
  5. Step 5: Solve for x
    x = 60,150,780,547.19/277,769.93
  6. Step 6: Final answer
    x = 216,548.93

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1.5x scale

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.