Home / 266,785.08-368,112.48-152,061.54

Finding the Fourth Proportional to 266,785.08, 368,112.48 and 152,061.54

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Solution

The fourth proportional to 266,785.08, 368,112.48 and 152,061.54 is: 209,815.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,785.08 : 368,112.48 = 152,061.54 : x
  2. Step 2: Convert to fraction form
    266,785.08/368,112.48 = 152,061.54/x
  3. Step 3: Cross multiply
    266,785.08x = 368,112.48 × 152,061.54
  4. Step 4: Simplify right side
    266,785.08x = 55,975,750,602.02
  5. Step 5: Solve for x
    x = 55,975,750,602.02/266,785.08
  6. Step 6: Final answer
    x = 209,815.90

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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.