Home / 181,877.40-272,864.70-162,291.60

Finding the Fourth Proportional to 181,877.40, 272,864.70 and 162,291.60

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Solution

The fourth proportional to 181,877.40, 272,864.70 and 162,291.60 is: 243,480.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,877.40 : 272,864.70 = 162,291.60 : x
  2. Step 2: Convert to fraction form
    181,877.40/272,864.70 = 162,291.60/x
  3. Step 3: Cross multiply
    181,877.40x = 272,864.70 × 162,291.60
  4. Step 4: Simplify right side
    181,877.40x = 44,283,648,746.52
  5. Step 5: Solve for x
    x = 44,283,648,746.52/181,877.40
  6. Step 6: Final answer
    x = 243,480.77

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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.